(i need this answered worth 20 pts) 1)the independent variable, the one that is intentionally a. the ph of the solution b. the physical properties c. the system of measurement 2) the dependent variable, the one that you measure the response a. is the ph of the solution b. the physical properties c. the system for measurement.

What is the maximum amount of al2(so4)3 which could be formed from 15.84 g of al and 12.89 g of cuso4?

Which statement correctly describes metallic bonds? a. they form when certain atoms lose electrons and other atoms gain electrons. b. they involve an attraction between anions and cations. they always involvpoth a metal and a nonmetal. d. they can only form between atoms of the same element. e. they form because electrons can move freely between atoms.

In a copper wire, a temperature increase is the result of which of the following