The mass of an electron is 9.1 ˛ 10-31 kg. How many electrons will make a mass of 1.0 kg?
A. 9.1 ˛ 1030
B. 1.1 ˛ 1030
C. 9.1 ˛ 1031
D. 1.1 ˛ 1031
Answer:B
The mass of an electron is 9.1 ˛ 10-31 kg. How many electrons will make a mass of 1.0 kg?
A. 9.1 ˛ 1030 B. 1.1 ˛ 1030 C. 9.1 ˛ 1031 D. 1.1 ˛ 1031