How many moles of oxygen are there in 3 moles of Zn(NO3)2? (2 points) a) 3
b) 6
c) 18
d) 9

Why do scientists look for patterns in the world? a. patterns can explain observations. b. patterns never change, no matter what. c. patterns are easy for scientists to detect. d. patterns are all the same, through all time.

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

How does concentration affect reaction rate