Nthe body cells of most organisms, oxygen is used to release for use by the cells. a) urea b) sugar c) energy d) carbon dioxide

How many moles of gas are present if p=11 atm, v=12l, t=185k?

Two metal blocks that have slightly different temperatures are placed next to one another. after five minutes, they both have lower but equal temperatures. according to the law of conservation of energy, what  most likelyhappened? energy was created inside the blocks.energy was destroyed inside the blocks.energy was absorbed into the blocks from outside the system.energy was transferred from the warmer block to the cooler block.

No copying 15 pts how does a free-body diagram tell you about the net force on an object?