Samples of gases O 2- N 2- CO- and CO under the same conditions of temperature and pressure contain the same number of molecules represented by X- The molecules of oxygen O 2- occupy V litres and have a mass of 8 g- Under the same conditions of temperature and pressure-What is the mass of CO 2 in grams-A- 12 gB- 11 gC- 20 gD- 17 gE- 15 g

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Standard X

Chemistry

Volume-Volume Relation

Samples of ga...

Question

Samples of gases O₂, N₂, CO, and CO under the same conditions of temperature and pressure contain the same number of molecules represented by X. The molecules of oxygen (O₂) occupy V litres and have a mass of 8 g. Under the same conditions of temperature and pressure:

What is the mass of CO₂ in grams?

12 g

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11 g

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20 g

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17 g

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15 g

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Solution

The correct option is B
11 g

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Similar questions

Samples of the gases O₂, N₂, CO₂ and CO under the same conditions of temperature and pressure contain the same number of molecules represented by X. The molecules of oxygen [O₂], occupy V litres and have a mass of 8 g. Under the same conditions of temperature and pressure:
(a) What is the volume occupied by:
(i) X molecules of N₂?
(ii) 3X molecules of CO? [C = 12, N = 14, O = 16]
(b) What is the mass of CO₂ in g?
(c) In answering the above questions, which law have you used?

Samples of the gases $O_{2}, N_{2}, C O_{2}$ and CO under the same condition of temperature and pressure contain the same number of molecules x. The molecules of oxygen occupy V litres and have a mass of 8 g under the same what is the volume occupied by
(a) x molecules of $N_{2}$
(b) 3x molecules of CO,
(c) What is the mass of $C O_{2}$ in grams?
(d) In answering the above questions, which law have used?