Question

Statement-1 : 1.231 has three significant figures.
Statement-2 : All numbers right to the decimal point are
significant.

Answer 1

Answer:

Below is given the solution of the relative statements.

Explanation:

Statement 1 is wrong.

• 1.231 has three significant figures.
• 1.231 has four significant figures, because the number has 4 non zero digits.
• All the non zero digits before and after the decimal point are significant. So it has 4 significant figures.

Statement 2 is correct.

• All numbers right to the decimal point are  significant.
• for example 3.0800 has 1 significant figure.
• Similarly 705.00 has three significant figures, because sandwich zeros are also significant

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