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WorksheetsSolubility and Concentration Quiz
Total questions: 21
Worksheet time: 32mins
rock candy
A student is preparing solutions for a laboratory experiment by dissolving solid solutes in liquid solvents. Which action will increase the rate of solubility
lowering the temperature of the solvent
stirring the solute in the solution
increasing the pressure on the solution
increasing the particle size of the solute
Which of the following types of solutions has more room to dissolve solute?
supersaturated
saturated
unsaturated
Electrolytes
don't conduct electricity
conduct electricity
Which sweet tea would you expect to taste the sweetest?
1M
3M
3.1M
2.5M
What is the molarity of a 0.5L sample of a solution that contains 60.0 g of sodium hydroxide (NaOH). Mass of NaOH = 40 g/mol. n= g divide by mass of chemical
0.8 M
1.5M
3.0M
6.0M
If I dissolve salt in water, what is the solute?
water
salty water
none of the above
salt
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
At 80'C, KBr's solubility is:
100
90
80
0
Identify if the following solution would be saturated, unsaturated, or supersaturated: 103 g KBr at 70'C.
Unsaturated
Saturated
Supersaturated
Identify a method to decrease the dissolving rate of a solution:
decrease the temperature
add kinetic energy
stir the solution
increase the temperature
Which answer is Soluble in water?
rocks
honey
pepper
marbles
sugar is soluble in water.
True
False
When something dissolves in water then it has Solubility.
True
False
What does dissolve mean?
The particles spread out and become part of the water
It sinks to the bottom of the water
It floats on top of the water
None of the above
