we mix 11 mL of M nitric acid with mL of .695 M calcium hydroxide. Both solutions are initially at 20 degrees celcius. What is the final temperature?

Calculate the mass of silver needed to react with chlorine to produce 126g if silver chloride?

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.

What are the two largest greenhouse gases