How many significant figures are in each of the following quantities?
i. 0.00062 kg
ii. 0.720 in.
iii. 4.150 × 103 lb
iv. 0.305 m3

Question

Quizplus · Accepted Answer

- i. 0.00062 kg has 2 significant figures (leading zeros are not significant).- ii. 0.720 in. has 3 significant figures (zeros between non-zero digits are significant).- iii. 4.150 × 10^3 lb has 4 significant figures (all non-zero digits and zeros between them are significant, the exponent does not affect the count).- iv. 0.305 m^3 has 3 significant figures (leading zeros are not significant, but zeros between non-zero digits are).

How Many Significant Figures Are in Each of the Following