Chemistry · Some Basic Concepts of Chemistry
Select the INCORRECT statements from the following: (a) 22 books have infinite significant figures. (b) The result of the calculation 2.5 × 1.25 has four significant figures. (c) Zeros preceding the first non-zero digit are significant. (d) The result of the calculation 12.11 + 18.0 + 1.012 has three significant figures.
- 1b, c and d✓
- 2b and c only
- 3b and d only
- 4a and b only
Correct answer
b, c and d
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