Given the equation representing a reaction: 203Pb+Zn → 11. Cn+,n
Which type of reaction is represented by this equation?
1.
neutralization
2.
polymerization
3.
substitution
4.
transmutation

How many molecules are found in 1.32 mol of nacl?

6. using 3 – 4 sentences explain (in your own words) why water expands when it freezes? 7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 – 4 sentences in your explanation.

How do you know when a chemical reaction has occurred