Gas calculations including mass

Stage 1

Find the mass of gas (at room temperature and pressure) for:

1. 15 dm3 of ethene, C2H4(g)?

2. 6 dm3 of argon, Ar(g)?

3. 18 dm3 of carbon dioxide, CO2(g)?

4. 24 dm3 of fluorine, F2(g)?

5. 24 dm3 of chlorine, Cl2(g)?

Stage 2

What volume of gas in dm3 (at room temperature and pressure) would be occupied by:

6. 195.75 g of butane, C4H10(g)?

7. 192 g of oxygen, O2(g)?

8. 90 g of neon, Ne(g)?

9. 22.5 g of helium, He(g)?

10. 7 g of nitrogen, N2(g)?

Stage 3

11. Find the mass of gas (at room temperature and pressure) of 18 dm3 of nitrous oxide, N2O(g)?

12. What volume of gas in cm3 (at room temperature and pressure) would be occupied by 4.5625 g of hydrogen chloride, HCl(g)?

13. Find the mass of gas (at room temperature and pressure) of 36 dm3 of ammonia, NH3(g)?

14. What volume of gas in dm3 (at room temperature and pressure) would be occupied by 20 g of oxygen, O2(g)?

15. Find the mass of gas (at room temperature and pressure) of 6000 cm3 of helium, He(g)?

Stage 1

1. 17.5 g

2. 10 g

3. 33 g

4. 38 g

5. 71 g

Stage 2

6. 81 dm3

7. 144 dm3

8. 108 dm3

9. 135 dm3

10. 6 dm3

Stage 3

11. 33 g

12. 3000 cm3

13. 25.5 g

14. 15 dm3

15. 1 g