Equilibrium Review

Barium carbonate has a measured solubility of 4.0 x 10^–5 at 25°C. Determine the Ksp.

• 5.3 x 10^–10

• 6.1 x 10^–5

• 9.1 x 10^–7

• 1.6 x 10^–9

The molar solubility of PbI₂ is 1.5 x 10^-3 M. Calculate the value of Ksp for PbI₂.

• 1.5 x 10^-3

• 2.3 x 10^-6

• 1.4 x 10^-8

• 3.4 x 10^-9

Which one of the following is the solubility product constant for Mn(OH)₂?

• K_sp = [Mn²⁺][OH^-]²

• K_sp = [Mn²⁺][2 OH^-]²

• K_sp = [Mn²⁺]²[OH^-]²

• K_sp = [Mn²⁺]²[OH^-]

Tags

NGSS.HS-PS1-7

In this equation,
ZnCl₂ + LiOH  → Zn(OH)₂ + LiCl
Which product is insoluble?

• zinc hydroxide
• lithium chloride
• lithium hydroxide
• zinc chloride

Tags

NGSS.HS-PS1-1

KBr

• Soluble
• Insoluble

Silver Iodide

• Soluble 
• Insoluble 

Solution where more solute can still be dissolved at the given temperature. 

• Saturated
• Unsaturated
• Supersaturated
• Homogeneous solution

The amount of solute actually dissolved in a given amount of solvent.

• dilution
• concentration
• saturated solution
• supersaturated mixture

Tags

NGSS.HS-PS1-5

Which of the following shows the correct dissociation reaction for BaCl₂?

• Ba ²⁺(aq) + Cl₂^-(aq) → BaCl₂(s)

• BaCl₂(aq) → Ba ²⁺(aq) + 2Cl^-(aq)

• BaCl₂(s) → Ba ²⁺(aq) + 2Cl^-(aq)

• Ba ²⁺(aq) + 2Cl^-(aq) → BaCl₂(s)

What is the K_sp expression for Cu₃(PO₄)₂?

• K_sp = [Cu⁺²]³[PO₄^-3]²

• K_sp = [Cu⁺²]²[PO₄^-3]³

• K_sp = [Cu⁺²][PO₄^-3]

• K_sp = [Cu⁺²]³[PO₄^-3]

Tags

NGSS.HS-PS1-7