What is the mass of block of ice

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Q. A dock worker applies a stable horizontal force of 80.5 {rm N} to a block of ice on a smooth horizontal floor. The frictional force is negligible. The block starts from rest and moves 9.00 {rm m} in the first 4.00 {rm s}.

What is the mass of block of ice?

Q. 0.20g of hydrogen gas are held in a rigid container. The temperature of the gas is changed from 50 K to 80 K. How much heat is needed?

Reference no: EM1344685

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