On the surface of mercury, the gravitational acceleration is 0.38 times its...

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...value on Earth.? a) What would a 6.0-kg mass weigh on Mercury?
b) If the gravitational acceleration on the surface of Pluto is 0.08 times that of Mercury, what would a 7.0-kg mass weigh on Pluto?
 
On earth a 6 kg mass weighs 6 kg
a)
on mercury it weighs 6 * 0.38 kg

= 2.28 kg ===>

b)
on mercury it weighs 7 * 038 kg
= 2.66 kg

on pluto it weighs 0.08 times 2.66 kg

= 0.2128 kg ===>
 
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