Respuesta :

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