Question

The value of $m$ is: $0.00000000000942$ = $9.42\times {10}^{-m}$

Answer 1

$0.00000000000942$

$=\frac{942}{100000000000000}$

$=\frac{942}{{10}^{14}}$

$=\frac{9.42\times 100}{{10}^{14}}$

$=9.42\times {10}^2\times {10}^{-14}$

$=9.42\times {10}^{-12}$

Thus, $m=12$