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Monitoring chemical reactions

Monitoring chemical reactions

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Question 19

The formula of nitric acid is HNO3\text{HNO}_3HNO3​.

What is the relative formula mass, MrM_{\text{r}}Mr​, of nitric acid?

The relative atomic mass, ArA_{\text{r}}Ar​, of H\text{H}H is 1, of N\text{N}N is 14, and of O\text{O}O is 16.

A

31

B

47

C

63

D

126

Markscheme

Monitoring chemical reactions Questions

  1. GCSE
  2. /Chemistry
  3. /Monitoring chemical reactions

91 exam-style questions on OCR GCSE Chemistry Monitoring chemical reactions. Each one has a worked solution and a mark scheme showing where the marks go.

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