60 points please help me i would appreciate it!

60 Points Please Help Me I Would Appreciate It!

Answers

Answer 1

Answer:

[tex]\huge\boxed{\sf 39\ L}[/tex]

Explanation:

In the reaction:

for 1 mol of propane, 3 moles of CO₂ are produced.

Volume of propane = 13 L

At STP,

1 mol of propane = 22.4 L/dm³ molar value

So,

Moles in 13 L of propane:

= volume / molar volume

= 13 / 22.4

= 0.58 mol

Since,

1 mol of propane = 3 moles of CO₂

0.58 mol of propane = 3 × 0.58 mol of CO₂

0.58 mol of propane = 1.74 mol of CO₂

Converting 1.74 mol of CO₂ into L:

[Multiply it by 22.4 L/mol]

= 1.74 mol × 22.4 L/mol

= 39 L

[tex]\rule[225]{225}{2}[/tex]


Related Questions

Which of Earth's early sources of heat are not major
contributors to Earth's present-day internal heat?

Answers

Answer:

(1) extraterrestrial impacts, (2) gravitational contraction of the Earth's interior, and (3) the radioactive decay of unstable isotopes.

Explanation:

hope this helps

(1) Extraterrestrial impacts, (2) gravitational contraction of the Earth's interior, and (3) the radioactive decay of unstable isotopes are the sources of heat that are not major contributors to Earth's present-day internal heat.

What is heat?

Heat is the transfer of kinetic energy from one medium or object to another, or from an energy source to a medium or object.

(1) Extraterrestrial impacts, (2) gravitational contraction of the Earth's interior, and (3) the radioactive decay of unstable isotopes are the sources of heat that are not major contributors to Earth's present-day internal heat.

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Quick help!!! Name two methods that can be used to break down compounds into simpler substances.

Answers

Answer:

Photolysis and hydrolysis. These are two methods that can be used to break down a compound into simpler substances and smaller units.

Explanation:

why position of hydrogen is controversial in periodic table​

Answers

Answer:

the position of hydrogen is controversial in periodic table because hydrogen is the only element with out neutron. it belongs to 1 st group but it is not placed there .Feb 8, 2018

Explanation:

pls give brainliest and heart much appreciated

please name these chemicals.

Answers

Answer: Carbon,Hydrogen, Chlorine

Explanation:

C=Carbon

H=Hydrogen

Cl=Chlorine

Hope this helps :)

Convert 3828 ml to L

Answers

Answer:

divide the volume value by 1000

So 3828/1000=3.828

How did scientists conclude that most of an atom is empty space?.

Answers

Answer:

Rutherford concluded from his metal foil experiments that most of an atom is empty space with a tiny, dense, positively charged nucleus at the center that contains most of the mass of the atom. He also concluded that the electrons orbit the nucleus like the planets orbit the sun

Explanation:

A sample of calcium oxide (cao) has a mass of 2.80 g. the molar mass of cao is 56.08 g/mol. how many moles of cao does this sample contain? 0.0499 moles 20.0 moles 58.9 moles 157 moles

Answers

Answer:

0.0499 moles

Explanation:

56.08g => 1 mol

2.80g => y mol

Y = 2.80/56.08 = 0.0499 moles

A sample of calcium oxide (CaO) has a mass of 2.80 g. the molar mass of CaO is 56.08 g/mol. No. of moles of CaO this sample contain are 0.499.

What is mole concept?

Avogadro's number is the number of units in one mole of any substance and equals to 6.02214076 × 10²³. The units can be electrons, atoms, ions, or molecules.

No. of moles is defined as a particular no. of particles that we can calculate with the help of Avogadro’s number.

Mass of a particular product is also find out by stoichiometry of a reaction as per the no. of mole given in the reaction.

No. of moles = Mass of compound ÷ Molar mass of compound

No. of moles = 2.80 ÷ 56.08 = 0.0499

Therefore, A sample of calcium oxide (CaO) has a mass of 2.80 g. the molar mass of CaO is 56.08 g/mol. No. of moles of CaO this sample contain are 0.499.

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Which of the following is a benefit of hydroelectric dams?

It allows for control of downstream seasonal Fooding
O
The reservoir can be a tourist attraction
o
There are no air pollutants are released during electricity
generation

OAll of the above

Answers

Answer:

I'm pretty sure it all of the above

sorry if I'm wrong

Explanation:

Which two layers are approximately the same age?

Answers

Answer:

The bottommost layer in core sample 1 and the topmost layer in core sample 2.

Explanation:

Correct me if im wrong :)

The sentence explains the production and movement of energy in the sun and the flow of energy from the sun to earth. Draw each item to the correct location. Answers may be used more than once
(energy is released in the sun's core through_____ it then transferred by_____through the sun's radiative zone to the conductive zone,where it is transferred to the sun's surface by____ from the surface ,energy from the sun is transferred to earth by____
1. Nuclear fusion
2. Radiation
3. Conduction​

Answers

Answer:

Nuclear fusion, Conduction, Conduction, Radiation.

The Sun produces energy deep inside its core by fusing hydrogen atoms together to form heavier ones through nuclear fusion. Conduction and convection are used to move heat from the core to the surface.

Radiation is the electromagnetic transmission of heat energy through space. The majority of the electromagnetic radiation that the sun emits and that reaches the Earth is invisible. Only a tiny fraction is visible light. Light consists of waves of various frequencies.

When two objects with different surface temperatures come in contact with one another, conduction happens. Up until they reach the same temperature, heat moves from the warmer to the cooler object. Heat moves through a substance by conduction when molecules collide.

Thus the correct order is Nuclear fusion, Conduction, Conduction, and Radiation.

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9.3 mol H2O =
molecules H2O

Answers

Answer:

5.6 x 10²⁴ molecules H₂O

Explanation:

9.3 moles * (6.02214076 x 10²³) = 5.6 x 10²⁴

The Avogadro constant = 6.02214076 x 10²³

This constant is the number of particles (such as atoms, ions, or molecules) in one mole of something.

help!
The speed of light in vacuum is 300,000,000 m/s and the speed of light in water is 225,000,000 m/s. What is the refractive index?
A. 1.33
B. 1.5
C. 1
D. 2.33

Answers

Answer:

A 1.33

Explanation:

Refractive index = (speed of light in vacuum)/(speed of light in another medium)

Refractive index = (300000000)/(225000000)

Refractive index = 1.33

Static charges can be applied to neutral objects by friction, induction or conduction. What do all of these methods utilize to create this charge?

Protons


Electrons


Heat Energy


Magnetic domains

Answers

Answer:

Electrons

Explanation:

"Static charges" occur when the number of positive charge and negative charge are not equal. This can be applied to neutral objects by friction, induction and conduction with the help of "electrons."

In friction, the electrons are being transferred between the objects being rubbed together.

In conduction, the electrons are also being transferred from one object to another but not through rubbing; instead through direct contact.

In induction, the electrons are able to react immediately without the need for direct contact.

So, electrons are being utilized in these processes in order to create charge.

Which of the following is an example of a physical property

Reaction with acids
Density
Reaction with water
Flammability

Answers

The physical property is density

Answer:

The answer of this question is density

A mixture is prepared by mixing 29.27 mL of the blue dye solution with 35.00 mL of the red dye solution and 14.73 mL of the yellow dye solution. What is the molar concentration of the blue dye in the mixture

Answers

If a mixture is prepared by mixing 29.27 mL of the blue dye solution with 35.00 mL of the red dye solution and 14.73 mL of the yellow dye solution, the molar concentration of the blue dye in the mixture is

MB'=0.1189M

What is the molar concentration of the blue dye in the mixture?

Generally, the equation for the moles  is mathematically given as

Moles=Molarity *volume

Therefore

For Blue dye

MB=0.3523*25.27*1/1000ml

MB=8.90*10^{-3}

For red dye

MR=0.1017*35.27*1/1000ml

MR=3.55*10^{-3}

For yellow dye

MY=0.3523*14.73*1/1000ml

MY=2.27*10^{-3}

Where

Total volume is

T=25.27+35.ml+14.73

T=75ml

In conclusion, The molar conc of blue dye is

[tex]MB'=\frac{8.90*10^{-3}*1000}{75}[/tex]

MB'=0.1189M

Read more about Molarity

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how can i discribe the properties of each state of water when cooling and heating occurs?

Answers

Answer:

When it is cold, it's hard for the molecules and whatever microscopic organisms live there to move around.

When it is hot, the molecules will move quicker due to a chemical reaction with the atoms and other forms of energy increasing with the heat energy. This reaction happens because 2 forms of energy meet.

I hope this helps!

What is the concentration of S2−
in equilibrium with MnS(s) (sp=4. 6×10−14)
and 0. 083
M Mn2+
?

Answers

The concentration of S2−in equilibrium with MnS(s) (sp=4. 6×10−14) and 0.083M Mn2+ is mathematically given as

[s^2-]=61.333*10^{-14}M

What is the concentration of S2−?

Generally, the equation for the solubility constant  is mathematically given as

Ksp=[Mn^2+][s^2-]

Therefore

4.6*10^{-14}=0.075*[s^2-]

[s^2-]=4500/0.075*10{-14}

[s^2-]=61.333*10^{-14}M

In conclusion, The concentration of S2−

[s^2-]=61.333*10^{-14}M

Read more about Concentration

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how many grams is 3.845 kilograms?​

Answers

Answer:

3845

Explanation:

Answer:

it is 3845 grams

Explanation:

If an element's half life is 3 days and there is initially 200 grams of the substance, how much of the substance is present after 1 half life period (3 days)?

Answers

Answer:

all u have to do is multiply

- La siguiente tabla, expone cómo desciende la temperatura (T) del aire con la altitud(h): Temperatura (ºC) 15 13,5 12 10,5 9 Altitud (m) 0 250 500 750 1000 Dado que la relación entre altura y temperatura viene dada por la siguiente fórmula: T=k*h+To Representa gráficamente los datos de la tabla y calcula To, que es la temperatura inicial (a una altitud de 0), y el valor de la constante k (pista k<0).

Answers

Answer:

k = -0.006.

T₀ = 15 °C

Explanation:

Hola.

En este caso, considerando la gráfica mostrada en el archivo adjunto, podemos evidenciar que los datos dados se comportan de manera lineal, por lo que basado en la ecuación, T=k*h+To, podemos calcular la pendiente que basicamente es igual a k, tomando dos puntos en la gráfica:

[tex]k=\frac{12-13.5}{750-500}=-0.0006[/tex]

Además, el valor de la temperatura inicial se puede extraer de la tabla, dado que esta es cuando la altura es 0 m, es decir 15 °C.

¡Saludos!

Wave interference occurs only when a wave is reflected.
TRUE or false

Answers

Answer:

False

Explanation:

It occurs when two waves meet while traveling along the same medium.

The molecular weight of table salt, NaCl, is 58. 5 g/mol. A tablespoon of salt weighs 6. 37 grams.

Calculate the number of moles of salt in one tablespoon.

First, complete the unit conversion using dimensional analysis:

Answers

Mole =mass/molecular mass
=6.37g/58.5g/mol=0.109moles
:number of moles of salt in one tablespoon is 0.109moles

Answer:

Answer in picture

Explanation:

CHEM HELP
3. Use the equation for Charles’s Law to calculate the following. (2pts)
A balloon is filled up to 1 liter at a temperature of 294.15K. The balloon is then placed in a freezer for 24 hours at a temperature of 273.15K.
What is the volume of the balloon when it is taken out?

Answers

Answer:

It had changed by .001 liters because of the way that cold air can't evaporate more than .5 liters of air

Explanation:

What would happen to the rate of the forward reaction if the concentration of nitrogen were decreased?.

Answers

Answer:

The reaction rate would decrease

Explanation:

What would happen to the rate of the forward reaction if the concentration of nitrogen were decreased? The reaction rate would decrease . What will happen to the rates of the forward and reverse reactions when a catalyst is added? Both forward and reverse rates increase.

Part 1. A chemist reacted 15. 0 liters of F2 gas with NaCl in the laboratory to form Cl2 and NaF. Use the ideal gas law equation to determine the mass of NaCl that reacted with F2 at 280. K and 1. 50 atm.


F2 + 2NaCl → Cl2 + 2NaF


Part 2. Explain how you would determine the mass of sodium chloride that can react with the same volume of fluorine gas at STP

Answers

Answer:Part 1. A chemist reacted 15. 0 liters of F2 gas with NaCl in the laboratory to form Cl2 and NaF. Use the ideal gas law equation to determine the mass of NaCl that reacted with F2 at 280. K and 1. 50 atm.

Explanation:

answer f2 280

Is the water cycle a scientific model. (I don't rember lol)

(Yes)
Or
(No)

Answers

(Yes)




Explanation:there isn’t one


Which of the following is not a source of light?
A. The moon
B. A glowworm
C. A star
D. Car headlight

Answers

Answer:

A. The moon

Explanation:

This is because the sun gives the moon the light the moon doesn't make it.

The noble gases, in Group VIII of the Periodic Table, are unreactive and do not bond with other elements. State one use for helium.

Answers

Answer:

refigeration,coolant for nuclear reactants

Explanation:

used for cooling properties since it's boiling point being close to absolute zero.

which particle is gained and lost during a redox process?

Answers

Answer:

electrons

Explanation:

A redox reaction is one in which oxidation and reduction takes place. in the sense of

oxidation being the loss of electrons and reduction the gain of electrons.

When light from one source, X, strikes a metal, electrons are ejected. When light from another source, Y, strikes the same metal, electrons are not ejected. Which best explains why this occurs? Light from source X has a higher intensity than light from source Y. Light from source X has a lower intensity than light from source Y. Photons of light from source X carry more energy than photons of light from source Y. Photons of light from source X carry less energy than photons of light from source Y.

Answers

Answer:

Photons of light from source X carry more energy than photons of light from source Y

Explanation:

According to Einstein's photoelectric equation, the kinetic energy of the emitted photoelectron depends on the energy of the incident photon and the work function of the metal.

For photoelectrons to be ejected from a metal surface, the energy of incident photon must be greater than the work function of the metal. If not, no electron is ejected.

The energy of photon X must be greater than the work function of the metal while the energy of photon Y is less than the work function of the metal. This brings us to the conclusion that the energy of photon X must be greater than that of photon Y.

Answer:

c

Explanation:

i got it right on edg2020

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