Question

(6.022∗1023) x 12.0/5.610*10cubed

Answer 1

given:

$(6.022\cdot10^{23})\times\frac{12}{5.610\cdot10^3}$

the result will be as following:

$=\frac{6.022\cdot12}{5.610}\cdot\frac{10^{23}}{10^3}=12.88\cdot10^{23-3}=12.88\cdot10^{20}=1.288\cdot10^{21}$