Explanation:
Centimeters comprising cent, meaning 100 and the meter, a metric unit of measurement is [tex]\frac{1}{100}[/tex] th of a meter. Zettameters (Zm) and centimeters (cm) are both metric units; they measure length, thus
∵1 Zm=[tex]1 * 10 ^{23}[/tex] cm
∴ 6.42 Zm...
=[tex]1 * 10 ^{23}[/tex] * 6.42= [tex]6.42 * 10 ^{23}[/tex] cm
Learn more about the metric system at brainly.com/question/13174258
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