Question

How many of the zeros in the measurement 0.050060 m are significant

Answer 1

i think its 1
Only 1 of the zeros in the measurement is significant

Answer 2

The answer is: " 3 (three) " .
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Note: Since this value is a measured value,
there are "5 significant figures" in the number: " 0.050060 " .
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The following "zeros" within this measured value are "significant figures"— (the ones in "bold text" ; as follows):
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→ 0.050060 .
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