Question

If the mass of 6 x 10^3 hydrogen atoms is 1.002 x 10^-23 kg, what is the approximate mass of one hydrogen atom?

Answer 1

\[\frac{ 1 }{ 6\times10^{3} }\times1.002\times10^{-23}=0.167\times10^{-3}
\times10^{-23}=0.167\times10^{-26}=1.67\times10^{-27} kg\]