A. 3.20 N /9.81= .3261977574 kg
B. 14.0 kg (9.81)= 137.34N
*Done it on Pearson and it's right*
A. What is the mass of a book that weighs 3.20 N in the laboratory?
B.In the same lab, what is the weight of a dog whose mass is 14.0 kg?
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