A sample of nitrogen gas, stored in a 3.45−L container at 32.0°C, exerts a pressure of 5.75 atm. Calculate the number of moles of nitrogen gas in the container.

0.2348 grams of pbcl2 used to form 44.0 ml of solution.

In salt water solution,the salt is the blank

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.