Express 16 mg mass into equivalent energy in eV.

Explanation

Here `m = 16 mg = 16 xx 10^(-6) kg, C = 3 xx 10^(8) ms^(-1)`
Equivalent energy, E = `me^(2)`
` = 16 xx 10^(-6) xx (3 xx 10^(8))^(2)`J
`= (16 xx 10^(-6) xx(3 xx10^(8))^(2))/(1.6 xx 10^(-19)) eV`
`E = 9 xx 10^(30) eV`