Molarity and Molality Concentration
Authored by April Berganos
Chemistry
University
Used 11+ times
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5 questions
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1.
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3 mins • 1 pt
A chemist needs to prepare 3.00 L of a 0.250 M solution of potassium permanganate (KMnO4). What mass of KMnO4 does she need to make the solution?
2.
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3 mins • 1 pt
What mass of CaCl2 is needed to make 600. mL of a 0.380 M solution?
3.
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10 mins • 1 pt
Calculate the molality of 15.00 M HCl with a density of 1.0745 g/cm3
4.
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3 mins • 1 pt
What is the mass of a sample of a 0.449 molal KBr that contains 2.92 kg of water?
5.
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3 mins • 1 pt
How many moles of sucrose are dissolved in 250 mL of solution if the solution concentration is 0.150 M?
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