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How many significant digits does 449.0 have?

  • Option 1)

    3

  • Option 2)

    1

  • Option 3)

    4

  • Option 4)

    2

 

Answers (1)

best_answer

As we learnt in 

Rules for significant figures -

Zeros at the end or right of a number are significant provided they are on the right side of the decimal point.

- wherein

0.700 g has three significant figures.

 

Zero at the end and to the right of the decimal point are sgnificant. So, 449.0 has 4 Significant digits.

 

 


Option 1)

3

Incorrect

Option 2)

1

Incorrect

Option 3)

4

Correct

Option 4)

2

Incorrect

Posted by

prateek

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