State the number of significant figures in: (i) 0.007 m2 (ii) 2.64 � – InterviewSolution

1.

State the number of significant figures in: (i) 0.007 m2 (ii) 2.64 × 1024 kg (iii) 0.2370 g cm–3 (iv) 0.2300 m (v) 86400 (vi) 86400 m

Answer»

(i) 1,

(ii) 3,

(iii) 4,

(iv) 4,

(v) 3,

(vi) 5 since it comes from a measurement the last two zeros become significant.

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