Label the reactants and products in the following chemical reaction:
n2(g) + 2h2(g) > 2nh3(g)

An electrons position cannot be known precisely only it's probability of being in a certain location can be known

Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.

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.