What is the mass of each sphere

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Reference no: EM13275644

A) What gravitational force do the two protons in the helium exert on each other? Their separation is approximately 1.0 x 10^-15m . Express your answer using two significant figures.

B) If two tiny identical spheres attract each other with a force of 4.00nN when they are 28.0cm apart, what is the mass of each sphere?

Reference no: EM13275644

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