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Q 1/10
Score 0
What is the equation for concentration?
30
mass multiplied by volume
volume divided by mass
volume minus mass
mass divided by volume
Q 2/10
Score 0
What is the size of one decimeter cubed?
30
equal to 1,000 centimeters cubed
equal to 1 centimeter cubed
equal to 10 centimeters cubed
equal to 100 centimeters cubed
10 questions
Q.
What is the equation for concentration?
1
30 sec
Q.
What is the size of one decimeter cubed?
2
30 sec
Q.
What does the horizontal line in a formula triangle represent?
3
30 sec
Q.
What does the vertical line in a formula triangle represent?
4
30 sec
Q.
If we have 40 grams of sodium hydroxide dissolved in 2.5 decimeters cubed of water, what is the concentration?
5
30 sec
Q.
If we have 24 grams of copper sulfate dissolved in 480 centimeters cubed of water, what is the concentration?
6
30 sec
Q.
Why is it important to check the units of the given figures?
7
30 sec
Q.
If a 400 centimeters cubed sample of hydrochloric acid has a concentration of 20 grams per decimeter cubed, what is the mass of hydrogen chloride in the solution?
8
30 sec
Q.
What can a formula triangle be used for?
9
30 sec
Q.
In the equation for concentration, what is the unit of mass?
