Question

number of significant figures in 2.005 ?

Answer 1

2.005 have 4 significant figures.

Answer 2

The number of significant figures is 4.

Explanation :

• Digits that are not zeros are always significant
• Any zeros between two digits are significant.
• zero is not significant if it placed before all the significant figures.
• Zeros to the right of the decimal are significant.
• zero placed in a whole number with a decimal is significant.
• Zero placed in a whole number with no decimal are not significant

So, 2.005 has 4 significant figures as the zeros are between non-zero digits 2 and 5, they are significant.

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