bellringer 2.2 biology

Question 1

when salt is dissolved in water, water is the_____.

Answer 1

solvent

Question 2

A dissolved substance is called a ______.

Answer 2

solute

Question 3

A compound that produces hydroxide ions in solution is called a _______.

Answer 3

base

Question 4

hydrogen bonds between molecules result from _____ electrons distribution in each water molecule.

Answer 4

uneven

Question 5

On a pH scale, a value of 2 means that the solution has a higher concentration of______.

Answer 5

H+/ acid

Question 6

The___________ of H+ ions determines whether solutions are acidic or basic.

Answer 6

concentration

Question 7

The unequal sharing of electrons causes the water molecule to be______.

Answer 7

Polar

Question 8

________ is an attraction between molecules of the same substance.

Answer 8

Cohesion

Question 9

_______ are not as strong as covalent or ionic bonds.

Answer 9

Hydrogen bonds

Question 10

Materials that do not dissolve when placed in water but separate into small pieces are called__________.

Answer 10

suspension