Question

state the number of significant figure in each of the following (i) 208.91 (ii) 0.00456 (iii) 453 (iv) 0.346 ?​

Answer 1

Answer:

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Explanation:

i) 208.91 has five significant figures. 

(ii) 0.00456 has three significant figures. 

(iii) 453 has three significant figures.

(iv) 0.346 has three significant figures.

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Answer 2

Answer:

A significant figure is defined as the number of digits in a mathematical value which provides the information of its accuracy.

Explanation:

i) 208.91 have 5 significant figures as it have all significant values.

ii) 0.00456 has three significant figures that are 4,5 and 6

iii) 453 has three significant figures as all three numbers are non zero.

iv) 0.346 has 3 significant figures that are 3, 4 and 6.

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