To answer this question, we need to use the equilibrium constant expression and the partial pressure of A and B to determine the equilibrium partial pressure of C. The equilibrium constant expression for the given reaction is Kp = PC/PA^9 * PB^9, where PC, PA, and PB are the partial pressures of C, A, and B, respectively.
Since the initial pressure of both A and B is 0.500 atm, we can assume that their partial pressures at equilibrium are also 0.500 atm. Let's call the equilibrium partial pressure of C as PC'. Using the equilibrium constant expression and the given value of Kp (340), we can write:
340 = PC'/0.500^9 * 0.500^9
Simplifying the above equation, we get:
PC' = 340 * 0.500^9
PC' = 0.0657 atm
Therefore, the equilibrium partial pressure of C is 0.0657 atm. It is important to note that the units of Kp and partial pressures should be the same (in this case, atm) for the above equation to work.
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Which of the following statements are true of groups on the periodic table?
Check all that apply.
A. Elements in a group have the same number of protons.
B. Elements in a group have the same number of electron shells.
C. Elements in a group have similar properties.
D. Elements in a group have the same number of neutrons.
Answer: it’s only c
Explanation:
The correct statement regarding groups on the periodic table is statement C which is elements in a group have similar properties.
A. Elements in a group may have different numbers of protons, as the group represents elements with similar valence electron configurations, but the number of protons in the nucleus can vary.
B. Elements in a group do not have the same number of electron shells. Elements within the same group have similar outer electron configurations, which determine their chemical properties. The number of electron shells increases as you go down the group.
C. Elements in a group have similar properties. Elements within the same group share similar chemical behavior due to their similar outer electron configurations. This similarity leads to recurring patterns in their physical and chemical properties.
D. Elements in a group may have different numbers of neutrons. The number of neutrons can vary within a group as different isotopes of an element can exist, which have the same number of protons but different numbers of neutrons.
Therefore, the correct option is option c
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Which is a liquid that is used to absorb and release thermal energy?
coolant
lubricant
grease
fuel
Answer
grese
Explanation:
Any liquid could absorb and release thermal energy. However, a refrigerant or a coolant absorbs heat and releases it to any area faster than any ordinary liquid such as water. So to complete the sentence: A refrigerant/cooler is a liquid that absorbs and releases thermal energy
Answer:
The correct answer is coolant.
Hope it helps. :)
describe nuclear change please
Answer: Nuclear change is distinct from chemical change in that elements change. In the nuclear change the elements can change from one to another. (Nuclei can break apart to form smaller elements.)
Explanation:
Answer:
A nuclear change is a process by which nuclei of certain isotopes change spontaneously or are forced to change to two or more different isotopes.
Explanation:
The three main types of nuclear change in the matter are radioactive natural disintegration, nuclear fission, and nuclear fusion.
I like blowing up stuff too
Why is salad dressing a solution?
Explanation:
A prime illustration of sour salad dressing formulas and suspension. Vinegar is also an acetic acid product which is dispersed in water, so we can't even see molecules in the oil. The removal throughout the liquid phase to make a solution.
How many moles of Al would be produced from 20 moles of Al2O3?
2Al2O3
->
4A1 + 302
[tex]\displaystyle 40 \ mol \ Al[/tex]
General Formulas and Concepts:Math
Pre-Algebra
Order of Operations: BPEMDAS
Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to RightChemistry
Stoichiometry
Using Dimensional AnalysisExplanation:Step 1: Define
[RxN - Balanced] 2Al₂O₃ → 4Al + 3O₂
[Given] 20 mol Al₂O₃
Step 2: Identify Conversions
[RxN] 2 mol Al₂O₃ → 4 mol Al
Step 3: Stoich
[DA] Set up: [tex]\displaystyle 20 \ mol \ Al_2O_3(\frac{4 \ mol \ Al}{2 \ mol \ Al_2O_3})[/tex][DA] Multiply/Divide [Cancel out units]: [tex]\displaystyle 40 \ mol \ Al[/tex]Step 4:Check
Follow sig fig rules and round. We are given 1 sig fig.
Since our final answer already has 1 sig fig, there is no need to round.
if youre good at chemistry u better help me now please!
Answer:
letter B is the answer
Explanation:
just take a look at the atoms
Answer:
B.) Only elements have one kind of atom.
Explanation:
An element consists of only one type of atom, while a compound consists of two or more types of elements
Which of the following statements is FALSE?
The microscopic size of cells enable them to function properly.
Most organisms on Earth are multi-celled.
Some cells can be shaped like a ball.
Growing children’s cells are constantly dividing.
Answer:
The answer is functioning properly ok dude?
Explanation:
Answer: "The microscopic size of cells enable them to function properly.
Most organisms on Earth are multi-celled." is false
Explanation:
In unicellular organisms, cell division is the means of reproduction; in multicellular organisms, it is the means of tissue growth and maintenance. Survival of the eukaryotes depends upon interactions between many cell types, and it is essential that a balanced distribution of types be maintained. This is achieved by the highly regulated process of cell proliferation. The growth and division of different cell populations are regulated in different ways, but the basic mechanisms are similar throughout multicellular organisms.
what best describe the process of percipitation in the water cycle
Answer:
Precipitation is water released from clouds in the form of rain, freezing rain, sleet, snow, or hail. It is the primary connection in the water cycle that provides for the delivery of atmospheric water to the Earth. Most precipitation falls as rain.
Explanation:
differences between alkalis, bases and acids? (answer for many points :) )
Explanation:
protons.
An acid can also be thought of as a chemical that can neutralize a base. Similarly, a base can neutralize an acid.
Acids turn litmus paper red, while bases make litmus paper turn blue.
Some examples of acids are sulfuric acid, hydrochloric acid, nitric acid, and so on. Some examples of bases are sodium hydroxide, potassium hydroxide, and so on.
Acids generally taste sour, while bases have a bitter taste.
Alkalis are the bases that are water-soluble, which means that they dissolve in water. In other words, not all bases are water-soluble, and only the water-soluble bases are known as alkalis. An example of an alkali is sodium hydroxide. It is a base because it can neutralize an acid, and because it is water-soluble, it is an alkali. An example of a base that is not alkali is copper oxide. This chemical can neutralize an acid, but it is insoluble in water.
In other words, all alkali are bases but not all bases are alkalis.
Also, an alkali has a hydroxide group, while a base has an oxide group in it.
What is the atomic radius
of mercury?
The answer is 155 pm, hope this helps!
constrast a mixture and a compound , how are. they different?
Answer:
A mixture is composed of two or more elements or compounds in a non-fixed ratio, which means you can vary the amount of substance in a mixture. A compound is composed of two or more elements in a fixed ratio, so you cannot vary the amount of each element in a compound
Answer:
mixture retains property of combing substances while compound has new properties that are different from combing elements...
can be separated by physical means whereas compounds can be separated by chemical or electrochemical methods
Which of the following is NOT an atom that hydrogen bonds?
Select one:
a. Oxygen
b. Nitrogen
c. Fluorine
d. Sodium
Answer:
The answer is D sodium
Explanation:
if an element number has a mass number of 244 and an atomic number of 94, how many neutrons does the element have
4. Describe the movement of the water molecules at cold temperatures.
Answer:
Point out to students that molecules of hot water are moving faster and are slightly further apart. The molecules of cold water are moving slower and are a little closer together. If students do not notice a difference, move the slider all the way to the left again and then quickly to the right.
2. How do molecules move in cold water?
Compare the speed of molecules in hot water compared to molecules in cold water? Water molecules move faster in hot water and slower in cold water. water molecules in cold, room temperature, and hot water. most of the liquid.
Define the terms Genotype and Phenotype.
genotype: genetics of a individual organism
phenotype: the set of observable (physical) characteristics of an individual resulting from the interaction of its genotype with the environment.
Answer:
A genotype refers to the genetic characteristics of an organism. A phenotype refers to the physical characteristics.
explain what keeps the electrons confined in the space surrounding the nucleus
Answer:
Electrons are trapped inside the atom because of the attraction forces with positively charged protons that are found in the nucleus.
The heat to drive Earth's convection cells comes from...
A. the Earth's crust.
B. the Earth's mantle.
C. the Earth's core.
D. the sun.
Answer:
the sun im not 100% sure but yes
Answer:
B. The Mantle
Explanation:
The mantle is the part of the earth that has convection currents.
At what power of ten does the entire solar system come into view
Answer: 10,000,000,000 kilometers
Explanation:
All the planets in our solar system come into view. But at this distance, only Jupiter and Saturn would be visible with the naked eye.
how many moles of oxygen gas are produced in the decomposition of 5.00g of potassium chlorate?
Given: KClO3= O2+KCl
Answer:
0.0612 moles of O2 produced
Explanation:
First we convert from grams of Potassium Chlorate to moles..
Amu = 122.5
5.00g / 122.5 g = 0.0408163265 moles of Potassium Chlorate
Now we need to use the chemical equation to find the ratio of Potassium Chlorate to Oxygen... But first, we need to balance it
Original Chemical Equation : KClO3 = O2 + KCl
Balanced Chemical Equation : 2KClO3 = 3O2 + 2KCl
Now we will use the balanced chemical equation to find the ratio of Potassium Chlorate to oxygen (in order to convert to moles of oxygen for our answer)
We can see that for every 2 moles of Potassium Chlorate that are decomposing, we have 3 moles of oxygen gas produced.
So, we will set up our conversion factor like this:
0.0408163265 moles KClO3 * 3 moles Oxygen
-------------------------
2 moles KClO3
When we solve for this, we see that there are 0.0612244898 moles of O2 produced, or 0.0612 moles of O2 produced
Why is systems thinking important?
Systems thinking ignores the details of a system and just looks at its overall function.
Systems thinking ranks the parts of a system in terms of most important to least.
Systems thinking allows us to understand all the parts that make up the whole system.
Systems thinking examines how a system affects human life.
Answer:
Systems thinking allows us to understand all the parts that make up the whole system.
Explanation:
Just took the test
The systems thinking important because, Systems thinking allows us to understand all the parts that make up the whole system. Therefore, option C is correct.
What system thinking ?By considering the world's complexity in terms of links and entire rather than breaking it down into its component components, systems thinking helps us make sense of how complicated the world is. It has been applied as a method for investigating and producing efficient action in challenging situations.
By using a deeper grasp of the surrounding structure and its constituent parts rather than relying just on previous events, systems thinking gives a technique to more accurately forecast future outcomes.
Systems thinking is a discipline in management that focuses on understanding a system by looking at the connections and interactions between the different parts that make up the entire of that defined system. The concept of the "entire system" is a way of looking at an entire organization in relation to its surroundings.
Thus, option C is correct.
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Mg3N2+3H2O-3MgO+2NH3 If 17 g of magnesium nitride is used, what volume of ammonia gas would be collected at 20°C and 0.989 atm?
Explanation:
what are the unit given for the questions
HELPPPP!!!!
What property allows objects to be subject to gravity?
friction
mass
inertia
acceleration
The planets in the solar system revolve around the Sun because the Sun is
Answer: Anyway, the basic reason why the planets revolve around, or orbit, the Sun, is that the gravity of the Sun keeps them in their orbits. ... If the Sun weren't there, the Earth would travel in a straight line. But the gravity of the Sun alters its course, causing it to travel around the Sun, in a shape very near to a circle
Picture a neutral Satom. This neutral atom will have
valence electrons. To reach a more stable configuration, this atom will
(gain, lose) electrons. The charge of the ion that forms will be
ASAP PLEASEE
Answer:
it will have 6 valence electrons
it will gain electrons
charge will be 2-
2 NaOH + H2SO4 ------> 2 H2O + Na2SO4
How many moles of H2O can be produced from 12.5 moles of NaOH?
Explanation:
2moles of NaOH -> 2moles of H2O
so the number of moles r equal.
hence moles of H2O is 12.5
HELLPP!!!
What property allows objects to be subject to gravity?
friction
mass
inertia
acceleration
Answer: i gotcu the answer is mass
Explanation: The more weight of the object the more its subject to gravity like a feather barley is while a bowling ball smashes into the ground :D
The property allows objects to be subject to gravity is mass. Therefore, option B is correct.
What is mass ?Mass is a physical body's total amount of matter. Inertia, or the body's resistance to acceleration when a net force is applied, is also measured by this term.
The strength of an object's gravitational attraction to other bodies is also influenced by its mass. The kilogram serves as the SI's fundamental mass unit. The amount of matter object present is also known as mass.
The amount of matter that makes up every item or body is the greatest way to understand mass. Everything that we can see has mass. Examples of objects with mass include a table, a chair, your bed, a football, a glass, and even air. The mass of a thing determines whether it is light or heavy.
Thus, option B is correct.
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Who discovered the nucleus?
What is Temperature
Choose 1
Answer:
B. A measure of the average kinetic energy of a substance.
Explanation:
Temperature is a measure of the average kinetic energy of the particles in an object.
Brainlist pls!
Will give brilliantiest!!
can energy produce more carbon dioxide?
different fuels emit different amounts of carbon dioxide in relation to the energy they produce when burned to analyze
Is it okay if you help me? I'm kind of in a tight spot here. Tysmmmmmmmmmmmmm o(❁´◡`❁)o!!
Answer:
the answer is true
Explanation:
it's just true