Asked by Deanna

A 2.8 kg rectangular air mattress is 2.00m long,0.500 m wide and 0.100m thick. What mass can it support in water before sinking?
Answered by bobpursley
Figure out its volume.

Then, figure out the weight of the water that volume would displace

weight displaced water= volume*density*g
bouyance=weight water displaced-2kg*9.8N/kg
Answered by Anonymous
5242315
Answered by Azhen
M= 97.2kg
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