If you have water that 80 degrees and u put two bolts that are -15 degrees what temperature will the water be after you put the bolts in?

When an object falls through the air and encounters air resistance its overall speed will be than if it had not encountered air resistance? (one word answer)

56.16 gregor mendel was the first scientist to use statistics to analyze scientific data. before mendel's experiments, scientists believed that organisms acquired traits from their environment and passed them on to their offspring. after mendel's discoveries were accepted, scientists realized that traits passed to offspring were the result of genes being passed from parents to offspring. this is an example of pls

The molar mass of iron(fe) is 55.8 g/mol. what is the mass in grams of 2.25 moles of iron?