DP Chemistry (first assessment 2025)

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Question SPM.1A.SL.TZ0.21

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Date May Specimen-2023 Marks available [Maximum mark: 1] Reference code SPM.1A.SL.TZ0.21
Level SL Paper 1A Time zone TZ0
Command term Question number 21 Adapted from N/A
21.
[Maximum mark: 1]
SPM.1A.SL.TZ0.21

Large deposits of methane hydrate, CH4⋅6H2O (Mr = 124), have been discovered under the ocean floor. What mass of carbon dioxide would be produced by the complete combustion of 12.4 g of the methane hydrate?


A.  4.40 g

B.  26.4 g

C.  34.1 g

D.  44.0 g

[1]

Markscheme

A