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tester [92]
3 years ago
5

How is carbon dioxide different than the other types of matter

Chemistry
1 answer:
LUCKY_DIMON [66]3 years ago
5 0
It has two elements srry i need points
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Zinaida [17]
1.B
6.D 
D because t<span>he mass of one mole (molar mass) of helium gas is </span>4.002602 g/mol. 4.002602 * 5=20.01309. Rounded equals 20. So, the answer is D.20 g.
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Which mistake did Maria make on her diagram
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Be(OH)2 is solid why?​
pickupchik [31]

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no it's not solid rather it's an aqueous

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B/c Barium hydroxide is used in analytical chemistry for the titration of weak acids, particularly organic acids. Its clear aqueous solution is guaranteed to be free of carbonate, unlike those of sodium hydroxide and potassium hydroxide, as barium carbonate is insoluble in water.

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2 years ago
How many protons, neutrons, and electrons could an isotope of this atom contain?
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The atomic number on the Periodic Table identifies the number of protons in any atom of that element. Copper, atomic number 29, has 29 protons. Finding the atomic number of an element reveals the number of protons.

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3 years ago
According to kinetic-molecular theory, which of the following would not be considered an ideal gas? Check all that apply.
Vikki [24]

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are a gas at very low volumes, when gas particles are very close together

a gas at very low temperatures, when gas particles have very little kinetic energy

a gas with highly polar molecules that have very strong intermolecular forces

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4 years ago
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