PPM Practice
Authored by Jennifer Coffman
Chemistry
5th Grade
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12 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
25.0 grams of sodium chloride (NaCl) is dissolved in 100 grams of solution. What is the concentration of the solution in parts per million (ppm)?
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
Suppose 17 grams of sucrose is dissolved in 183 grams of water. What is the concentration of sucrose ppm?
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3.
OPEN ENDED QUESTION
3 mins • 1 pt
35 grams of ethanol is dissolved in 115 grams of water. What is the concentration of ethanol in parts per million (ppm)?
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4.
OPEN ENDED QUESTION
3 mins • 1 pt
The concentration of a solution is 284,000 ppm. How many grams of solute is contained in 100 grams of solution?
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5.
OPEN ENDED QUESTION
3 mins • 1 pt
Helium gas, 3.0 x 10^-4 g, is dissolved in 200 g of solution. Express this concentration in parts per million.
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6.
OPEN ENDED QUESTION
3 mins • 1 pt
What is the final molarity of a 2.75 M HCl(aq) solution if the original 2.0 L is diluted to a final volume of 3.5 L?
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7.
OPEN ENDED QUESTION
3 mins • 1 pt
Determine the molarity concentration of a solution containing 1.67 moles of solute dissolved into 5.6 liters of solution?
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