Identify the pairs of measurements that have different numbers of significant figures.
(i). 8.6×10^–3 m and 0.8600 m
(ii). 0.0045 mL and 4500 mL
(iii). 0.104 g and 0.00140 g
(iv). 0.0657 L and 60.57 L

• A. (i) and (ii)
• B. (i) and (iii)
• C. (ii) and (iii)
• D. (i) and (iv)
• E. (ii) and (iv)

Answer: (D)