Chemistry, 28.10.2019 03:31 Chicagofire28
Achemist dissolves 0.400 mol benzene in 800 grams of substance x, then finds the boiling point of substance x has increased by 1.4°c. what is the
molal boiling point elevation constant (kb) for substance x?
a) 3.2°c/m
b) 0.70°c/m
c) 2.8°c/m
d) 1.40cm
Answers: 2
Chemistry, 22.06.2019 04:30
In which phase(s) do the molecules take the shape of the container?
Answers: 1
Chemistry, 22.06.2019 16:30
For the reaction shown, calculate how many moles of no2 form when each of the following completely reacts. 2n2o5(g)→4no2(g)+o2(g) part a 1.0 mol n2o5 express your answer using two significant figures. nothing mol m o l request answer part b 5.4 mol n2o5 express your answer using two significant figures.
Answers: 2
Chemistry, 23.06.2019 09:00
Individuals within populations exhibit some diversity. as a result of possessing slightly different traits, some individuals are better able to survive and reproduce than others. if these individuals changes in the characteristics of the population may occur over time. the cumulative change in these characteristics is known as
Answers: 3
Achemist dissolves 0.400 mol benzene in 800 grams of substance x, then finds the boiling point of su...
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