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Atoms and reactions

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Question 33

What is the number of hydrogen atoms in 0.150 mol of C3H7OH\text{C}_3\text{H}_7\text{OH}C3​H7​OH?

A

9.030×10229.030 \times 10^{22}9.030×1022

B

6.321×10236.321 \times 10^{23}6.321×1023

C

7.224×10237.224 \times 10^{23}7.224×1023

D

1.084×10241.084 \times 10^{24}1.084×1024

Markscheme

Atoms and reactions Questions

  1. A Level
  2. /Chemistry
  3. /Atoms and reactions

199 exam-style questions on OCR A A Level Chemistry Atoms and reactions, covering Atomic structure and isotopes, Compounds, formulae and equations, Amount of substance, Acids, and Redox. Each one has a worked solution and a mark scheme showing where the marks go.

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