Chemistry, 02.10.2019 06:00 Trinhphuongtran
When 130. g of urea are dissolved in 950.g of a certain mystery liquid , the freezing point of the solution is 2.90 c less than the freezing point of pure x. calculate the mass of potassium bromide that must be dissolved in the same mass of to produce the same depression in freezing point. the van't hoff factor = 1.9 for potassium bromide in x. be sure your answer has a unit symbol, if necessary, and is rounded to the correct number of significant digits.
Answers: 1
Chemistry, 21.06.2019 22:30
Agas at 155 kpa and standard temperature has an initial volume of 1.00 l. the pressure of the gas rises to 500 kpa as the temperature also rises to 135°c. what is the new volume? 2.16 l 0.463 l 0.207 l 4.82 l
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Chemistry, 22.06.2019 01:00
The diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?
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Chemistry, 22.06.2019 12:00
What term is applied to a scientist who studies ancient life, including animal and plant fossils a. anthropologist b. dendroclimatologist c. geophysicist d. paleontologist
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When 130. g of urea are dissolved in 950.g of a certain mystery liquid , the freezing point of the s...
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