Question

complete the following subtraction using significant figures. 5.55555 x 10^5 μg - 5.55 x 10^5 μg = what will be the units in the final answer? μg μg^2 none

Explanation:

Step1: Factor out $10^{5}\ \mu g$

$10^{5}\ \mu g\times(5.55555 - 5.55)$

Step2: Perform subtraction inside parentheses

$10^{5}\ \mu g\times0.00555$

Step3: Multiply

$555\ \mu g$

Answer:

The result of the subtraction is $555\ \mu g$. The units in the final answer are $\mu g$. So the correct option is $\mu g$.