DP Chemistry (last assessment 2024)

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Question 21M.1.sl.TZ1.14

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Date May 2021 Marks available [Maximum mark: 1] Reference code 21M.1.sl.TZ1.14
Level sl Paper 1 Time zone TZ1
Command term Derive Question number 14 Adapted from N/A
14.
[Maximum mark: 1]
21M.1.sl.TZ1.14

What is the enthalpy change, in J, when 5 g of water is heated from 10°C to 18°C?

Specific heat capacity of water: 4.18 kJ kg−1 K−1

A.  5 × 4.18 × 8

B.  5 × 10−3 × 4.18 × 8

C.  5 × 4.18 × (273 + 8)

D.  5 × 10−3 × 4.18 × (273 + 8)

[1]

Markscheme

A

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