Which of the following ions is a polyatomic ion?
(points : 1)
f

ca2+

nh4+

cl

Which term describes a fracture in the earth at which land stays in the same place? a. joint b. fault c. split d. hinge

What is the solubility of substance?

Count the number of each type of atom in the equation below, and then balance the equation. write in the numbers of atoms and coefficients. add a 1 if there should be no coefficient. cs2(l) + o2(g) → co2(g) + so2(g) c [ ] s [ ] o > c [ ] s [ ] o [ ] cs2(l) + [ ] o2(g) > [ ] co2(g) + [ ] so2(g)