HCI + Zn --> H2 + ZnCl2 (Zinc in hydrochloric acid)
single replacement
double replacement
synthesis
decomposition

What are the charges of the subatomic particles by choosing the answer from the drop down menu. protons have a (+1,0,or-1). (protons,neutrons,electrons) have a 0 charge. 3.) electrons have a (+1,0,-1)

The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false

How many moles of lead are in 1.50 x 10^12 atoms of lead? could you explain the answer as well and not just give it to me i am refreshing for finals and i need to know how to do it