Solubility and Concentrations

When a solvent contains as much of a solute as it can hold, it is described as being

• saturated

• unsaturated

• supersaturated

• miscible

Which sweet tea would you expect to taste the sweetest?

• 0.5 M

• 1 M

• 2 M

• 3 M

Tags

NGSS.HS-PS1-5

Calculate the molarity of a solution containing 1.5 moles of NaCl in 0.5 L of solution.

• 1.5 M

• 3 M

• 0.33 M

• 0.75 M

What do you call a solution where more solute can still be dissolved at the given temperature?

• saturated

• unsaturated

• supersaturated

• miscible

When making sweet tea, sugar is the (1) and the tea is the (2).

• 1-solute, 2-solvent

• 1-solvent, 2-solute

• 1-solution, 2- solute

• 1-solvent, 2- solution

According the solubility graph, what is the solubility of KNO₃ at 60 °C? (answers in g/100g of water)

• 40

• 90

• 130

• 20

Tags

NGSS.HS-PS1-5

At what temperature (in °C) are the solubility of NH₃ and NaNO₃ the same?

• 15

• 40

• 55

• 70

Tags

NGSS.HS-PS1-5

What is the molarity of a solution that contains 0.500 moles HC₂H₃O₂ in 125 mL H₂O?

• 4 M

• 0.004 M

• 62.5 M

• 0.04 M

Tags

NGSS.HS-PS1-7

How many mL of water are required to dilute 2 M HCl to make 250 mL of 0.75 M HCl?

• 94 mL

• 375 mL

• 667 mL

• 167 mL

Tags

NGSS.HS-PS1-7

What is the resulting molarity when 300 mL of 3 M KOH is diluted to 500 mL?

• 1.8 M

• 0.9 M

• 5 M

• 2 M

Tags

NGSS.HS-PS1-7