11. what is the mole ratio of c to b in the following generic chemical reaction? 2a + 3b → c + 4d (correct numbers 1 point, correct ratio form 1 point) (2 points total) *

Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.

The equation picture below shows which type of nuclear reaction u 235 + n x e 134 + sr 100 + 2n

What characteristics does a earthquake have