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Chemistry 5070 · Cambridge (CAIE) O Level

Gas Calculations

4 past-paper questions on Gas Calculations · examined 2021–2023.

20232 questions

5070/32 · M/J · Q1(g) [2]Sign up to mark my answer →

Calculate the volume of ammonia gas measured at room temperature and pressure, r.t.p., dissolved in 25.0 cm3 of A.

5070/32 · M/J · Q1(h) [1]Sign up to mark my answer →

Use your answers to (e) and (g) to calculate the volume of ammonia gas measured at r.t.p. dissolved in 25.0 cm3 of B.

20221 question

5070/21 · M/J · Q2(f) [3]Sign up to mark my answer →

Calculate the volume, in dm3, of 19.2 g of nitrogen at room temperature and pressure. Give your answer to two significant figures.

20211 question

5070/21 · M/J · Q7(a) [2]Sign up to mark my answer →

A 25.0 cm3 sample of 0.150 mol / dm3 NH4NO2(aq) is heated. Calculate the maximum volume, in dm3, of nitrogen formed, measured at room temperature and pressure.

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