This formula equation is unbalanced. P4(s) + Cl2(g) Right arrow. PCl3(l)

Which coefficient should be placed in front of PCl3 to balance this equation?
1
2
4
6

What is the equilibrium constant of aa+bb=cc+dd

A50.0 ml sample of gas at 20.0 atm of pressure is compressed to 40.0 atm of pressure at constant temperature. what is the new volume? 0.0100 ml 0.325 ml 25.0 ml 100. ml

What is the chemical name of the compound na2co3? use the list of polyatomic ions and the periodic table to you answer. a. sodium carbon oxide b. sodium carbonate c. sodium(ll) carbonate d. sodium oxalate