Why are there often holes in slices of bread? The holes are created by bubbles of carbon dioxide gas (CO2) that form in the bread dough before and during baking. These bubbles form when single-celled organisms called yeast break down glucose (C6H12O6), a sugar in flour. In addition to carbon dioxide gas, a substance called ethanol (C2H6O) forms during this process.
In the chemical reaction described in the passage, which of the following are reactants?

Answers

Answer 1
This chemical reaction comprises alcoholic fermentation, an anaerobic (oxygen-independent) metabolic process. There is only one reactant here, and that reactant is glucose.

The balanced chemical equation for the alcoholic fermentation of glucose by yeast is C6H12O6 → 2C2H6O + 2CO2. The ethanol and carbon dioxide are the two products.
Answer 2

The given reaction describes the decomposition of glucose into ethanol and carbon dioxide. This process is called fermentation. The reactant of this reaction is glucose.

What is fermentation ?

Fermentation is the process of conversion of sugar molecule into other substance b the action of microbes such as yeast. In cellular respiration the glucose molecule is converting to carbon dioxide and water. Where as, in fermentation, the glucose is converting to carbon dioxide and ethanol.

The balanced chemical equation of the breaking of glucose into carbon dioxide and water is written as follows:

[tex]\rm C_{6}H_{12}O_{6} \rightarrow 2CO_{2} + 2C_{2}H_{5}OH.[/tex]

According to this reaction, one mole of glucose molecule gives 2 moles of carbon dioxide and 2 moles of ethanol. Hence, reactant in this reaction is glucose.

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Related Questions

What is the mass number of an atom containing 7 protons and 7 neutrons?

Answers

Answer:

14

Explanation:

Neutrons are neutral and if there are no electrons to cancel out the protons you add the neutrons and protons together

what are sediments???????????????????????

Answers

Answer:

what are sediments???????????????????????

Explanation:

Sediment is a naturally occurring material that is broken down by processes of weathering and erosion, and is subsequently transported by the action of wind, water, or ice or by the force of gravity acting on the particles.

I hope that helped you.

Answer:

a naturally occurring material that is broken down by processes of weathering and erosion.

Explanation:

Dictionaries help with definitions such as the one I've given you.    :)

Consider the reaction 3X + 2Y 5C + 4D
How many moles of C can be synthesized from 31.0 moles of Y and excess X?
D

Answers

Answer:

This problem is providing a chemical equation between two hypothetical elements, X and Y and asks for the molesof X that are needed to 

produce 21.00 moles of D in excess Y. After the following work, the answer turns out to be 15.75 mol X:Mole ratios:In chemistry, one the most crucial branches is stoichiometry, which allows us to perform calculations with grams, moles and particles (atoms, molecules and ions). It is based on the concept of mole ratios, whereby the moles of a specific substance can be converted to moles of another one, say product to reactant, reactant to reactant, reactant to product and product to product.

Calculations:In such a way, since 21.00 moles of D are given, we need the mole ratio of D to X in order to get the answer, which according to the reaction is 3:4 based on their coefficients in the reaction. Hence, we calculate the required as follows:

Explanation:

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What is the first organic compound prepared in laboratory? ​

Answers

What is the first organic compound prepared in laboratory?

Urea was the first organic compound which was synthesised from inorganic chemicals. Fredrich Wohler is known for the synthesis of Urea. He formed the compound with ammonium cyanate, an inorganic salt.

Answer:

Urea

Explanation:

The credit of invention goes to Fredrick wohler .He synthesized ammonium cyanate to Urea .

It drawbacked the theory organic compounds can't be prepared artificially

Family number in science

Answers

IUPAC recommends the numerical system numbering elements from group 1 to group 18 be used over the common names of families or groups.

A 6.2-L balloon at 55˚C and 615mm Hg is taken to the top of Mt. Everest (-35˚C and 400- mmHg). What is the size of the balloon?

Answers

Explanation:

wish I could help but I'm lost

Answer: 6.788

Explanation: Water expands 9% when frozen and if the baloon is filled with all 6.2-L then its just 9% of 6.2 which is 0.588 then add it toghether unless your asking something else becuase im not smart and I can't even divided. :p

Uh yah I’ll give you the crown thingy! And extra points:)

Answers

melted at high temps

has many layers

formed from material that was eroded

includes fine particles of sand

K2S and NaOH are soluble in water or not? Explain.​

Answers

Answer:

Explanation:

Is k2s a soluble in water?

Potassium Sulfide is a moderately water and acid soluble Potassium source for uses compatible with sulfates.

odium hydroxide, also known as lye and caustic soda, is an inorganic compound with the formula NaOH. It is a white solid ionic compound consisting of sodium cations Na⁺ and hydroxide anions OH⁻ .

Who is a army ( Stream dynamite)

Answers

YASSS I’m Army

STREAM DYNAMITEEE

Answer:

Me!!!

Explanation:

10.What is the name of the smallest atom?

Answers

Answer:

The name of the smallest atom is Hydrogen

Explanation:

It's the first atom in the periodic table, meaning it has the least protons or electrions, I forgot.

Draw activation energy diagrams for the following reactions labeling reactants, products,
activation energy, activated complex, and enthalpy change.
a. 4Al + 30, 2A1,O, AH=-30J/mol
b. 24,0 H2H2 + O, AH=30J/mol

Answers

Answer:

i dont no

Explanation:

i need answer please

Which severe weather event is most likely to occur when glaciers melt at a faster than usual rate?
A. Floods
B. Hurricane
C. lighting
D. winter weather

Answers

The answer is A because the glaciers melt and cause more water to form

Answer:

A -floods

Explanation:

When the Glaciers melt it causes water

Calculate the volume in mL of a 0.600 M NaCl solution that contains 0.00123 moles of NaCl.

Answers

The volume in of a 0.600 M NaCl solution that contains 0.00123 moles of NaCl is 2.05mL

How to calculate volume?

The volume of a substance can be calculated using the following expression:

molarity = no. of moles ÷ volume

According to this question, a 0.600 M NaCl solution contains 0.00123 moles of NaCl.

volume = 0.00123 moles ÷ 0.600 M

volume = 0.00205L

Therefore, the volume in of a 0.600 M NaCl solution that contains 0.00123 moles of NaCl is 2.05mL.

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Using a triple beam balance and a graduated cylinder, a student collected data on a sample of an element:Mass of sample = 18.9 gVolume of water = 30.0 mLVolume of water and sample = 35.0 mL..... using SigFig Rules *

Answers

The question is incomplete; the complete question is;

Using a triple beam balance and a graduated cylinder, a student collected data on a sample of an element:

Mass of sample = 18.9 g

Volume of water = 30.0 mL

Volume of water and sample = 35.0 mL

Calculate the density of the sample using sig figs.

Answer:

3.8 g/mL

Explanation:

Mass of sample = 18.9 g

Volume of water = 30.0 mL

Volume of water and sample = 35.0 mL

Volume of the sample = 35.0 mL – 30.0 mL = 5.0 mL

D = m/v

D = 18.9 g / 5.0 mL =3.8 g/mL

3.2.2 Discuss TWO ways n which it can raise awareness​

Answers

[tex]\huge\frak\red{Answer}[/tex]

[tex]\small\mathbb\green{they \: are \: two \: types \: of \: raise \: awareness}[/tex]

1) Throw an Event

2) Amp up Social Media

_____________________________________________

[tex]\small\mathbb\orange{hope \: it's \: helpful \: to \: you}[/tex]

tttt5566555tggf and I don't ​

Answers

Answer:

same bud same

Explanation:

tttt5566555tggf and I don't

Same tttt5566555tggf

Which type of stem supports trees and lives for several years?
leafy
herbaceous
woody
flowerin

Answers

Answer:

I am thinking it is woody based off of what I've seen and read.

The enthalpy of solution (∆H) of NaNO₃ is 20.4 kJ/mol. If 6.10 g NaNO₃ is dissolved in enough water to make a 100.0 mL solution, what is the change in temperature (°C) of the solution? (The specific heat capacity of the solution is 4.184 J/g・°C and the density of the solution is 1.02 g/mL)

Answers

The enthalpy of solution is the heat evolved or absorbed in solution. From the  calculations performed, the enthalpy of solution is 3.2°C.

What is is heat of solution?

The term heat of solution refers to the heat evolved or absorbed when a substance is dissolved in water.

Number of moles of NaNO3 = 6.10 g/85 g/mol = 0.07 moles

Heat absorbed =  20.4 kJ/mol * 0.07 moles = 1.43 kJ

Mass of solution = 1.02 g/mL * 100 mL = 102 g

Mass of system = 102 g +  6.10 g = 108.1 g

Heat capacity of solution = 4.184 J/g・°C

From;

H = mcdT

1.43 * 10^3 J = 108.1 g * 4.184 J/g・°C * dT

dT =  1.43 * 10^3 J/108.1 g * 4.184 J/g・°C

dT = 3.2°C

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When air absorbs more energy and heats up, the air molecules slow down.

True
False

50 POINTS

Answers

Answer:

False

Explanation:

how many atoms it would take to make up the thickness of a banknote.

Answers

Answer:

Since one banknote has a thickness of about 0.1 millimeters, if all the banknotes produced in a year were stacked up, they would reach a height of approximately 300 kilometers, which is about 80 times the height of Mount Fuji.

Please Help!!
A researcher takes a 10 mL sample of HCl from a bottle and titrates it with NaOH. It was found that 22.4 mL of 0.25 M NaOH were required to reach the equivalence point. What is the concentration of the HCl in original bottle?

Answers

Answer : The concentration of the HCl in original bottle is 0.56 M.

Explanation :

According to neutralization law:

[tex]M_1V_1=M_2V_2[/tex]

where,

[tex]M_1[/tex] = concentration of  HCl

[tex]M_2[/tex] = concentration of NaOH

[tex]V_1[/tex] = volume of HCl

[tex]V_2[/tex] = volume of NaOH

Given:

[tex]M_1[/tex] = ?

[tex]M_2[/tex] = 0.25 M

[tex]V_1[/tex] = 10 mL

[tex]V_2[/tex] = 22.4 mL

Now put all the given values in the above formula, we get:

[tex]M_1\times 10mL=0.25M\times 22.4mL[/tex]

[tex]M_1=0.56M[/tex]

Therefore, the concentration of the HCl in original bottle is 0.56 M.

Which is a redox reaction

Answers

Answer:

D

Explanation:

You are given a sulfuric acid solution of unknown concentration. You dispense 10.00 mL of the unknown solution into an Erlenmeyer flask and add 12.2 mL of distilled water and a drop of phenopthalein to the flask. You fill your buret with 0.103 M NaOH (aq) solution and begin the titration. During the titration you rinse the tip and the sides of the Erlenmeyer flask with 3.52 mL of distilled water. It requires 10.38 mL of your NaOH (aq) solution to reach the endpoint and a very faint pink color in the flask. What is the concentration of your sulfuric acid solution in M (Remember the balanced equation for this reaction)?

Answers

Answer:

"0.053457 M" of sulfuric acid.

Explanation:

The given values are:

[tex]V[/tex] = 10 mL solution

[tex]V_{added}[/tex] = 12.20 mL

[tex]V_{total}[/tex] = 22.20 mL

then,

M 0.103 M of NaOH,

[tex]V_{rinsed}[/tex] = experiment  will not be affected

[tex]V_{total \ base}[/tex] = 10.38 mL

Now,

⇒  mol of NAOH = MV

                            = [tex]0.103\times 10.38[/tex]

                            =  [tex]1.06914 \ m[/tex]

Whether Sulfuric acid, then

⇒  [tex]H_{2}SO_{4} + 2NaOH = Na_{2}SO_{4} + 2H_{2}O[/tex]

⇒  [tex]mol \ of \ acid =\frac{1}{2}\times \ mol \ of \ base[/tex]

⇒  [tex]1.06914 \ m \ mol \ of \ base = \frac{1}{2}\times 1.06914 = 0.53457 \ m \ mol \ of \ acid[/tex]

Before any dilution:

[tex]V_{sample} = 10 \ mL[/tex]

⇒  [tex]M \ acid = \frac{m \ mol}{V}[/tex]

                 [tex]=\frac{ 0.53457 }{10}[/tex]

                 [tex]=0.053457 \ M[/tex] (Sulfuric acid)

What do hurricanes, tornadoes, and thunderstorms have in common?

Answer choices: cold temperatures

low pressure systems

storm surge

precipitation

Answers

Answer:

What do hurricanes, tornadoes, and thunderstorms have in common?

ANSWER : Low pressure systems

What is the number 0.0513 expressed in scientific notation?

Answers

Answer:

5.13x10>-2

Explanation:

What is the correct formula for copper(ii) oxide

Answers

Answer:

CuO

Explanation:

Copper(II) oxide is a metal oxide it has the formula CuO.  It has formula of copper(2+). Cupric oxide, or copper (II) oxide

Identify the NMR term that corresponds to each description.
A) The end of the NMR spectrum close to the reference signal
B) The end of the NMR spectrum far from the reference signal
C) The appearance of multiple peaks for a single nucleus due to neighboring nuclei
D) The frequency at which a nucleus absorbs and resonates with a magnetic field
E) The area of a signal that corresponds to the number of nuclei at that frequency

Answers

Answer:

A- upfield

B- down field

C- splitting

D- chemical shift

E- integration

Explanation:

NMR is a spectroscopic technique commonly used to observe the magnetic fields around the nucleus of atoms in a compound under investigation.

A chemical shift is the difference in parts per million (ppm) between the resonance frequency of the observed protons in the compound under study and that of the tetramethylsilane (TMS) (the reference compound in NMR with a chemical shift of zero ppm because all protons in the compound are equivalent).

If signals appear close to the reference signal, the signals are said to appear upfield. If the signals appear far away from the reference, they are said to appear down field.

The presence of protons cause splitting of peaks to the magnitude of n+1. n is the number of neighboring protons. Splitting refers to the appearance of multiple peaks for a single nucleus due to neighboring nuclei.

The area of a signal that corresponds to the number of nuclei at that frequency is called the integration.

A sample of 8.5 g NH3 on oxidation produces 4.5 g of NO. Calculate the percent yield.

Reaction: 4 NH3(g) + 5 O2(g) → 4 NO(g) + 6 H2O(g)

Answers

Answer:

The answer is 30%

Why is it important to always be yourself and not try to be like someone else?

Answers

bro stop waffling shush

Answer:

You Just Have To Be Yourself To Succeed

Your difference is a strength that you will have to learn to exploit to your advantage. Thus, you should not compare yourself to others because it is a behavior that can only slow you down in your progress. Indeed, everyone progresses at their own pace in life. Your unique and beautiful just the way you are, you don't have to change yourself because of people are judging you. You just have to be yourself!

Explanation:

Use the drop-down menus to indicate the stage of technological design in which each action would occur

Answers

Answer:

Explanation:

whats the thing to put 2 gether

Other Questions
Plants must take in carbon dioxide from the atmosphere in order to undertake photosynthesis. Which process contributes to the availability of carbon dioxide in the atmosphere?A. Exhalation of air from an animal B. Evaporation of water from a lake C. Dissolution of nitrogen in the soil D. Condensation of moisture in the air Write 1001 as the product of it prime factors How much precipitationdid California receive in the winter prior to theMay 20 landslide of 2017?A. 710 mmB. 390 mmC. 520 mmD. 800 mm Should Europe have seen that WWII was going to happen? How could they know? (5 to 8 Sentences) Which of the following means "against"?A. Re-B. Anti-C. Il-D. Semi- Which graph represents the inequality y13x? What does (7x - 10) - (-6x - 8) Will give Brainliest and extra points please help!!!1 In 757 there were several hundred Buddhist priests employed in the palace to conduct religious services; in 765 the Emperor, taking with him two cartloads of the Buddhist Scriptures, proceeded to deposit them in a monastery and to expound their contents. In 768 the Emperor visited a large Buddhist temple which had been built for the repose of his deceased mother, and appointed one thousand priests and nuns, also defraying the expense of annual [liturgies] for her soul. In 810 things came to such a pitch that the Emperor received into the palace with great honour a bone of Buddha, which had been originally brought from India and placed in a monastery, where it was exhibited to the populace once in thirty years, and was supposed to have a beneficial influence upon the crops.2 The relic was kept for three days in the palace, and then passed round to various Buddhist monasteries, where it was on exhibition. This outrage upon conventions was too much for the Confucianists of the day, as represented by Han Wen-kung [also called Han Yu], one of the greatest in the long roll-call of Chinas great men. He had already been degraded sixteen years before, for an offensive memorial on the subject of tax-collection; but now, at the age of fifty-one and full of honours, he rose again to the occasion, and presented another more offensive still.3 He begins by pointing out that Buddhism is a religion of barbarians, of late introduction into China, and quite unknown to the ancients. He shows that the monarchs of old enjoyed long lives without Buddhism, and that not only the Emperors but also the dynasties of Buddhistic tendencies had always been short-lived; and he further enlarges upon the bad example which will be set by the Emperor to an ignorant people.4 The memorial ends thus: Buddha was a barbarian. His language was not the language of China. His clothes were of an alien cut. He did not teach the maxims of our ancient rulers, nor conform to the customs which they had handed down. He did not appreciate the bond between prince and subject, the tie between father and son. Supposing, indeed, that this Buddha had come to our capital in the flesh, under an appointment from his own State, then your Majesty might have received him with a few words of admonition, bestowing on him a banquet and a suit of clothes, previous to sending him out of the country with an escort of soldiers, and thereby have avoided any dangerous influence on the minds of the people. But what are the facts? The bone of a man long since dead and decomposed, is admitted, forsooth, within the precincts of the Imperial palace! Did not Confucius say, Revere spiritual beings, while maintaining always a due reserve?5 When the princes of old paid visits of condolence to one another, it was customary for them to send on a magician in advance, with a peach-wand in his hand, whereby to expel all noxious bewitchments previous to the arrival of his master. Yet now your Majesty is about to introduce, without cause, a disgusting object, personally taking part in the proceedings without the intervention either of the magician or of his peach-wand. Of the officials, not one has raised his voice against it; of the censors, not one has pointed out the enormity of such an act. Therefore your servant, overwhelmed with shame at such slackness, now implores your Majesty that the bone may be handed over for destruction by fire or water, whereby the root of this great evil may be exterminated for all time, and the people know how much the wisdom of your Majesty surpasses that of ordinary men. The glory of such a deed will be beyond all praise. And should the Lord Buddha have power to avenge this insult by the infliction of some misfortune, then let the vials of his wrath be poured out upon the person of your servant, who now calls God to witness that he will not repent him of his oath. In all gratitude and sincerity, and with fear and trembling, your servant now humbly presents this memorial for your Majestys benign consideration.According to the excerpt, what did the emperor do that caused an outrage among the Confucianists?He exhibited a bone of the Buddha that originated in India.He promoted Buddhist scripture.He honored his mother in a Buddhist temple. What are the two major financial institutions used by consumers for handling money? There are 2 cars that are getting ready to race. After sitting at a stoplight for 30 seconds, the light turns green and they begin to accelerate at a rate of 4m/s2. The cars were neck and neck the whole way after traveling 150 meters. How long did it take them to travel that 150 meters? 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