Which of the following has three significant figures?
A. 305.0 cm
B. 0.0500 mm
C. 1.00081 kg
D. 8.060 ˛ 1011 m2
Answer:B
Which of the following has three significant figures?
A. 305.0 cm B. 0.0500 mm C. 1.00081 kg D. 8.060 ˛ 1011 m2