What is the formula of K+H2O+Na=?

What three things determine the shape and size of a puddle when water is poured out onto a surface

Can someone me with 3 and 4 plz. this is for masteries test.

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)