The mass of a proton is 1.67 × 10-27 kg. What is the mass of a proton in nanograms?
A. 1.67 × 10-21 ng
B. 1.67 × 10-18 ng
C. 1.67 × 10-15 ng
D. 1.67 × 10-12 ng
Answer:C
The mass of a proton is 1.67 × 10-27 kg. What is the mass of a proton in nanograms?
A. 1.67 × 10-21 ng B. 1.67 × 10-18 ng C. 1.67 × 10-15 ng D. 1.67 × 10-12 ng