Question

How many significant digits are there in 0.0034​

Answer 1

Answer:

4

zeros before non-zero digits are not significant

Answer 2

Answer: Two significant figures.

In the number 0.0034, the zeros are called leading zeros. The only function of leading zeros is to fix the decimal point. Leading zeros are not counted as significant figures. Therefore, the number 0.0034 has two significant figures.

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