A sample of gas occupies 3.25 L at 121 °C. If the volume of the gas decreases to 1.25 L, what other change will occur if the pressure remains
constant at 710.0 mm Hg? *

Please hurry what is the answer to this?

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.