# n4ix - msturriff

## Transcription

n4ix - msturriff
```Name:
EST- 4
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Practice
Concentration of Solutions
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List 4 units in which we EIn express the c5ncentration of a solution?
4.
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List two ways to decrease the concentration of a solution.
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Youaremakingyourselfaglassof icedtea. Youadd3gof powderto250ml ofwater. Whatis
the concentration of your iced tea in g/L, %, ppm?
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You need to make 250 ml of a 15 g/L solution. Describe the steps you would take and show the
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7.
calculate the mass of solute (g) needed to make the following solutions:
a)
100 ml of a 3 % solution
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150 ml of a 1450 ppm solution
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275 ml of a 75% solution
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500 ml of an 18 g/L solution
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a solution if 500m1 of this solution contains 2g
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What is the percent concentration of a solution if 50g of solute was used to make 3L of the
solution?
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10. How much solute is required to prepare 2L of a 5% solution ?
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Howmuchsolutionwill bepreparedif40gof sugarareusedtomakean8%solution?
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12. Which oithe following has the highest concentration? Show your work.
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13. Rank the following in increasing order of concentration. Show your work.
a) L4%
b) 32 e/L
c)
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1200 ppm
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