What is the number 0.0062985632 written in scientific notation to three significant figures?

6.30 x 10^⁻₃

Explanation:

Step 1: Move the decimal place to the right to create a new number from 1 up to 10.

So we have 6.30 to 3 sig figure

Step 2:Determine the exponent, which is the number of times you moved the decimal.

In this question, we moved it thrice

So we have 10^-3

Step 3:Put the number in the correct form for scientific notation

0.0062985632= 6.30 x 10^-3

To 3 significant figure.

answer; i believe that the correct answer is (a); a large rock being weathered by wind and rain;

the maximum mass of nh3 is nh3 in grams