PLEASE HELP!! 20 points
Hydrogen peroxide slowly decomposes in light:

Which pair of values are stoichiometric amounts?

Select one:
a. all of them
b.7.2 g H20 and 6.4 g 02
c. 3.6 g H20 and 13.5 g 02
d. 3.6 mol H20 and 12 mol O2

What is the effect of returning nuclear reactor cooling water back into bodies of water?

How many moles of no2 will form when 3.3 moles of cu are reacted with excess hno3?

Which of the following warnings would an agricultural chemist tell a farmer who wants to recycle his or her own ammonia? recycling ammonia is a difficult process that sometimes takes weeks. recycling ammonia requires a degree in biochemistry or a related field. recycling ammonia can be harmful because it is highly flammable and toxic. recycling ammonia costs too much money considering the price of the necessary chemicals.