2534=(112)(25)x

help please!

What is the number of moles of chemical units represented by 9.03x10^24? and how do i show work? (dumb it down )

What happens when the temperature of a solution increases?

Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.