Suppose you have a mole of uranium (U) and three moles of hydrogen (H). Do you have
more uranium atoms or more hydrogen atoms? Explain how you know.

Astudent pours 10.0 g of salt into a container of water and observes the amount of time it takes for the salt to dissolve. she then repeats the process using the same amounts of salt and water but this time she slowly stirs the mixture while it is dissolving. the student performs the experiment one more time but this time she stirs the mixture rapidly. the dependent variable in this experiment is: time for salt to dissolve speed of stirring amount of water mass of salt

Select the correct answer. wax is a nonpolar substance. in which type of substance is it the most soluble?

Which of the following describes the entropy change as a solution is made from a liquid and solid