Unit 11

What type of ice activity causes the sea level to rise?

• Land Glaciers moving

• Floating Glaciers forming

• Floating Icebergs melting

• Land Glaciers Melting

Tags

NGSS.HS-ESS2-2

NGSS.HS-ESS3-5

What gas from the list below is a cause for global warming?

• Urethane

• Oxygen

• Carbon Dioxide

Tags

NGSS.HS-ESS2-6

NGSS.HS-ESS3-5

Strong bases are

• strong electrolytes.

• weak electrolytes.

• nonelectrolytes.

• also strong acids.

An electron-pair acceptor is a

• Brønsted-Lowry base

• Lewis acid.

• Lewis base

• traditional acid.

What is the pH when the hydrogen ion concentration is 1 x 10 ⁻³ M

• 3.3

• 3

• 2.7

• 2

Which type of solution is one with a pH of 8?

• acidic

• You cannot determine the answer with the information provided.

• neutral

• basic

Bases react with

• water to produce acids and salts.

• salts to produce acids and water.

• acids to produce salts and water

• neither acids, salts, nor water.

In a titration, the end point of a neutralization reaction was reached when 37.6 milliliters of an HCl solution was added to 17.3 milliliters of a 0.250 M NaOH solution. What was the molarity of the HCl solution?

• 0.115 M

• 0.203 M

• 0.543 M

• 0.250 M

Tags

NGSS.HS-PS1-7

What is the pH of a solution whose H3O⁺ ion concentration is 0.0001 mole per liter?

• 1

• 10

• 14

• 4

According to the Bronsted-Lowry theory, and acid is

• a proton donor and a proton acceptor

• a proton accepter only

• neither a proton donor nor a proton acceptor

• a proton donor, only