1 point
A potential energy diagram of a chemical reaction is shown. What is the
difference between the potential energy of the reactants and the potential
energy of the products?

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

How many grams of mgbr2 are needed to produce 75g or metal?

Areader can tell that the meaning of “obnoxious” will include “having the quality of something” because of the .a) prefix b)pronunciation c)suffix d) word root