X 18) What is the number of kilograms of solvent in a 6.8 molal solution containing 25 g of solute? (molar mass of solute = 58.4 g/mol) O 0.063 kg 3.7 kg O 16 kg O2.9 kg

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answer 18,21,22 please
X 18) What is the number of kilograms of
solvent in a 6.8 molal solution containing
25 g of solute? (molar mass of solute =
58.4 g/mol)
O 0.063 kg
3.7 kg
O 16 kg
O2.9 kg
Transcribed Image Text:X 18) What is the number of kilograms of solvent in a 6.8 molal solution containing 25 g of solute? (molar mass of solute = 58.4 g/mol) O 0.063 kg 3.7 kg O 16 kg O2.9 kg
X 21) The freezing point of a solution that
contains 0.920 moles of Nal in 1615 g of
water is
O 1.06°C
-2.12°C
2.12°C
-1.06°C
X 22) What is the boiling point of a solution
that contains 329 grams of KBr in 2130 g
of water?
98.67°C
101.33°C
100.67°C
X
99.33°C
X
Transcribed Image Text:X 21) The freezing point of a solution that contains 0.920 moles of Nal in 1615 g of water is O 1.06°C -2.12°C 2.12°C -1.06°C X 22) What is the boiling point of a solution that contains 329 grams of KBr in 2130 g of water? 98.67°C 101.33°C 100.67°C X 99.33°C X
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