Electrolytes/Molarity Practice - Honors

What is a solute?

• The substance that does the dissolving in a solution.
• The substance that is dissolved into the solution.
• The mixing of different substances.
• The process in which neutral molecules lose or gain electrons

Which solution would be least likely to carry an electric current?

• NaCl
• HCl
• C₆H₁₂O₆
• CsI

Tags

NGSS.HS-PS1-3

a solute whose water solution conducts electricity is called a(n)

• nonconductor
• electrolyte
• nonelectrolyte
• aqueous solution

The substance in which something else dissolves is ... (aka the dissolver)

• Solute

• Solvent

• Colloid

• Solution

Which of the following is an electrolyte?

• sodium chloride
• sugar
• water

Tags

NGSS.HS-PS1-3

An example of a nonelectrolyte is

• sugar water
• salt water
• sodium chloride
• hydrogen chloride

Which of the following is an electrolyte?

• CH4
• I2
• LiBr2
• CO

Which of the following is a non-electrolyte?

• CaO
• NaOH
• BaCl₂
• Br₂

Which of the following containers most likely contains sugar?

A B

• Container A because it forms ions.

• Container B because it forms ions.

• Container A because it does not form ions.

• Container B because it does not form ions.

Tags

NGSS.HS-PS1-2

Which of the following is a strong electrolyte when dissolved in water?

• NaNO₃

• C₂H₅OH

• C₁₂H₂₂O₁₁

• CH₄

Tags

NGSS.HS-PS1-1