PLEASE HELP! PLEASE What is the equation for the dissolving of aluminum hydroxide in water with the specific matter of state for each reactant and product?

What is the equation for the dissolving of lead sulfide in water with the specific matter of state for each reactant and product?

What energy is it when you flip on a switch on a lamp

The comparison of the number of atoms in a copper coin the size of a penny with the number of people on earth is made to illustrate which of the following? a. that atoms are indivisible b. that atoms are very small c. that atoms are very large d. that in a copper penny, there is one atom for every person on earth

Which is an example of a reversible physical change?