Given the balanced equation _ca(oh)2+_(nh4)> _caso4+_nh3+_h2o
what is the sum of the coefficients when the equation is completely balanced using the smallest whole-number coefficients?

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?

If 1.8 l of water is added to 2.5l of a 7.0 m koh solution, what is the molarity of the new solution

In the millikan oil drop experiment they determined that every drop had a charge which was a while number multiple of -1.60x10^-19. if a drop has a total charge of -9.60x10^-19 then how many excess electrons are contained within the drop?