6.1-6.2 Quiz

How many moles of HCl would be found in 2.0 L of a 6.0 M solution of the acid? 

How many liters of HCl are required to make 51 moles of a 3 M solution?

What is the molarity of a solution made with 80. g of NaCl in 250 mL of water?

How does a solution become supersaturated?

• dissolve lots of solute in it.
• dissolve a little solute in it. 
• dissolve more solute than you should be able to. 
• dissolve a solvent in it. 

Tags

NGSS.HS-PS1-5

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

• Saturated
• Unsaturated
• Mixture
• Homogeneous solution

Describe a solute.

• part of solution present in largest amount
• gets dissolved
• water
• surrounds and breaks apart

What does it mean to dilute a solution?

• lower the concentration of solute per solvent
• increase the concentration of solute per solvent

At 30'C, which substance has the lowest solubility?

• KNO₃

• KBr

• NaCl

• Yb₂(SO₄)₃

At which temperature do KBr and KNO₃ have the same solubility?

• 60

• 55

• 50

• Never

Determine the solubility for the substances at 55'C and arrange them in order from lowest to highest solubility.

• NaCl, NH₄Cl, KBr, NaNO₃

• NaCl, NH₄Cl, NaNO₃, KBr

• NH₄Cl, NaCl, NaNO₃, KBr

• NaNO₃, KBr, NH₄Cl, NaCl