Solutions and pH

What are the units for Molarity?

• $\frac{grams}{Liter}$

• $\frac{Liter}{Moles}$

• $\frac{Moles}{Liter}$

• $\frac{Moles}{Kilo\ grams}$

Tags

NGSS.HS-PS1-5

A(n) ______ solution contains the maximum concentration of solute dissolved in it.

• Saturated

• Unsaturated

• Supersaturated

• Omegasaturated

KMnO₄ is dissolved in water. What Ions would it split into?

• K⁺ MnO^- MnO^- MnO^- MnO^-

• K⁺ MnO₄^-

• K⁺ Mn⁺ O^-2 O^-2 O^-2 O^-2

• KMnO₄ is a Covalent Compound, it will not spilt

Tags

NGSS.HS-PS1-3

NGSS.HS-PS1-2

Hexane is a Nonpolar Solvent. Which of the following would dissolve in it?

• NaCl

• Mineral Oil

• Water

• My Hopes and Dreams

Which of the following is an example of a Strong Acid?

• KOH

• CH₃COOH

• H₂SO₄

• HO₂C₂O₂H

Tags

NGSS.HS-PS1-3

NGSS.HS-PS1-1

A solution has a pH of 10.34

Is it an Acid or a Base?

• Acid

• Base

A solution has a pOH of 10.34

Is it an Acid or a Base?

• Acid

• Base

A solution has a pOH of 4.5

What is the pH of this solution?

• 9.5

• 18.5

• 14

• 4.5

What is the pH of a solution with an [H⁺] concentration of 1x10^-7?

• 2.53

• 5.34

• 7.0

• 11.4

Which of the following represents an Acid?

• pH = 12

• pOH = 3

• pOH = 12

• [H⁺] = 2.3 x 10^-10