Trimix 10/50 is a gas mixture that contains 10% oxygen and 50% helium, and the rest is nitrogen. A tank of Trimix 10/50 has a total pressure of 2.07 * 104 kPa.

What is the partial pressure of oxygen?

Question 1 options:

2.07 * 104 kPa

2.07 * 103 kPa

8.3 * 103 kPa

1.04 * 104 kPa

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.