Tuesday
September 16, 2014

Homework Help: chemistry

Posted by Ana on Tuesday, September 21, 2010 at 8:39pm.

this is over significant digits.

-Indicate how many significant figures are in each of the following measurements:
e) 4.0 X 10-5 kg

i got 1 significant digit, but i'm not sure it if it's right... (& i can't ask my teacher, the situation is complicated)

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