Solutions

In a solution, the substance that is dissolved is called the _________________.

• colloid

• solute

• solvent

• suspnsion

The process by which the positive and negative ions of an ionic solid become surrounded by solvent molecules is called _________________

• solvation

• dissolving

• plucking

• pulling

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

Water and Kool-Aid are mixed together. Hot water, coffee and sugar are mixed together. Which substance is the solvent in both?

• Water
• Coffee
• Kool-aid
• Sugar

This solution would be considered

• Unsaturated
• Supersaturated
• Saturated
• Undefined

Tags

NGSS.MS-PS1-2

This graph represents a(n) ___ solution

• saturated
• supersaturated
• unsaturated
• undefined

Tags

NGSS.MS-PS1-4

____________________________ is the concentration of a solution expressed as the number of moles of solute dissolved in each liter of solution.

• molality

• % by mass

• molarity

• mole fraction

A _______________ solution contains as much solute as can possibly be dissolved under existing conditions of temperature and pressure.

• supersaturated

• saturated

• unsaturated

• Chick - Fil -A

The solubility graph below shows the amounts of four substances that will dissolve in 100 grams of water at various water temperatures.

Which substance has 80 grams of solute dissolved in 100 grams of water at 50 C?

• Potassium Bromide

• Ammonium Chloride

• Potassium Chloride

• Lithium Hydroxide

Tags

NGSS.MS-PS1-2

Which substance is MOST soluble at 0 ºC?

• KI
• NaNO₃
• NaCl
• Ce₂(SO₄)₃

Tags

NGSS.HS-PS1-5

When 50 grams of potassium chloride, KCl, is dissolved in 100 grams of water at 50 ºC, the solution can be correctly described as:

• supersaturated

• unsaturated

• saturated

• Not a solution at all

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4