Mariah wants to determine how much energy is needed to change 500 g of liquid water at 100°C to steam at 100°C. What information will BEST help her make this calculation?

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?

What is a possible quantum number set for an electron in the 3s orbital of a magnesium atom

Animals that reproduce sexually either do it through external or internal fertilization. read the following statement and decide if it is true or false. birds reproduce through external reproduction which is because the female will then be able to protect the egg.