Solutions and Molarity

What is the formula for molarity?

• moles/grams
• moles/kilograms
• moles/milliliters
• moles/liters

Tags

NGSS.HS-PS1-5

Which will dissolve the fastest?

• block of salt in cold water
• block of salt in hot water
• table salt in cold water
• table salt in hot water

Tags

NGSS.HS-PS1-5

NGSS.HS-PS3-4

When you raise the temperature, what happens to solvent-solute collisions?

• less frequent and more energetic
• more frequent and more energetic
• less frequent and less energetic
• more frequent and less energetic

Tags

NGSS.HS-PS1-5

If there is less solute than the maximum amount, the solution is said to be

• saturated
• unsaturated
• supersaturated
• concentrated

If there is more than the maximum amount of solute particles in a solution, it is said to be

• saturated
• unsaturated
• supersaturated
• concentrated

If there is the maximum amount of solute in a solution, it is said to be

• satured
• unsaturated
• supersaturated
• concentrated

When using "like dissolves like", you are looking at what similarity in solvent and solute?

• mass
• energy
• polarity
• state of matter

As the temperature of a gas increases, what happens to the solubility of the gas in a liquid?

• decreases
• increases
• does not change

Which sweet tea would you expect to taste the sweetest?

• 1M
• 3M
• 3.1M
• 2.5M

Tags

NGSS.HS-PS1-5

What is the molarity of 2 moles of NaCl in 8 L of solution?

• 16 M
• 0.25 M
• 4 M
• 2 M