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Brilliant_brown [7]
2 years ago
8

Which element makes up most of the air we breathe.

Chemistry
1 answer:
labwork [276]2 years ago
7 0
Gasses the most abundant natural occurring gas is nitrogen which makes up 78% of the air.
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Molar mass c3h8
maksim [4K]

Answer:

1. 44.11 g

2. 36.03 g

3. 8.08 g

4. 81.7%

5. 18.3%

Explanation:

1. 12.01+12.01+12.01+1.01+1.01+1.01+1.01+1.01+1.01+1.01+1.01=44.11

2. 12.01×3= 36.03

3. 1.01×8= 8.08

4.(36.03/44.11)×100= 81.7%

5. (8.08/44.11)×100= 18.3%

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2 years ago
Oxidation of ethanol plssss​
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(Na2Cr2O7) all the numbers are bellow not over
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The pH of a substance can only be determined when it is
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The pH of a substance can only be determined when it is
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3 years ago
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Define the term diffusion
maw [93]

Answer:

Spreading, like dispersing.

Explanation:

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Mass of a mole is known as
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Answer:

Molar mass is the mass of a given substance divided by the amount of that substance, measured in g/mol. For example, the atomic mass of titanium is 47.88 amu or 47.88 g/mol. In 47.88 grams of titanium, there is one mole, or 6.022 x 1023 titanium atoms.

Explanation:

Could I have branliest , heart, and 5 stars

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