Chemistry, 05.05.2021 20:50, evanwall91
Suppose the boiling point of a solution of 1.15 g of an unknown molecular substance in 8.51 g of the
solvent benzene is measured to be 58.5°C. The boil point of pure benzene is 55.0°C. The molal
boiling point elevation constant (ky) for benzene is 2.53 °C kg/mol. What is the mass of the solvent
in kg?
A) 1.15 kg
B) 8.51 kg
C) 0.0015 kg
D) 0.0851 kg
Answers: 3
Chemistry, 22.06.2019 07:00, maryjane8872
Which set of characteristics best describes igneous rock? a) largest type of rock, made of organic matter, hardest type of rock b) least abundant type of rock, made of other rocks, made mostly of minerals c) found on all continents, contains wavy bands of stripes, contains fossils d) most abundant type in earth's crust, made of magma/lava, contains no fossils
Answers: 1
Chemistry, 22.06.2019 10:00, valdezlizbeth6652
Why is carbon ideal for making different compounds?
Answers: 2
Suppose the boiling point of a solution of 1.15 g of an unknown molecular substance in 8.51 g of the...
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