A certain ionic compound has a ΔH soln = −65.4 kJ/mol. Which of the following conclusions is correct?

You have 125g of a certain seasoning and are told that it contains 76.0 g of salt what is the percentage of salt by mass in this seasoning

How might this scientific phenomena be explained? a paper clip floats on water.

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.