Parts Per Million
Authored by Charles Martinez
Science
8th - 10th Grade
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
6 mg of mercury was found in a 5 L sample of water. What is the concentration of mercury in ppm?
120 ppm
1.2 ppm
120000 ppm
1200 ppm
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
What is the concentration in ppm when 30 mg of NaCl are dissolved in 600 mL of water?
0.05 ppm
18 ppm
50 ppm
1800 ppm
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
How many grams of Ca(OH)2 are in a solution with a concentration of 250 parts per million and a volume of 8000 ml ?
0.032 g
2 g
32 g
2000 g
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
You have 0.00015 grams of sugar dissolved in 500 mL of water. What is the solution's concentration in ppm?
0.3 ppm
300 ppm
0.0003 ppm
3 ppm
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
A solution has concentration 444 parts per million and contains 2.22 g of KNO3 . What is the volume of the solution?
2 L
5 L
200 L
986 L
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Determine the concentration in parts per million of a solution containing 1.5 g of Ca(OH)2 dissolved in 8000 mL of water.
200 ppm
187 ppm
250 ppm
207 ppm
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
How many grams of KCl are dissolved in 2000 mL of water if the concentration of the solution is 250 ppm?
25 g
10 g
0.5 g
2.5 g
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