Question

State the number of significant figures in 2.65 x 10^24

Answer 1

Answer:

there are three significant figures

Answer 2

The number of significant figures are 3 i.e. 2, 6 and 5.

Explanation:

The significant figures of a number are digits that carry meaning contributing to its measurement resolution.

There are certain rules in finding the number of significant figures.

• Non-zero digits are always significant.

• Any zeros between two significant digits are significant.

• A final zero or trailing zeros in the decimal portion ONLY are significant.

In this case, the given number is $2.65\times 10^{24}$. In this number the number of significant figures are 3 i.e. 2, 6 and 5.

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Significant figures

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