subject
Chemistry, 11.12.2019 22:31 silveryflight

Enter your answer in the provided box. the formula that governs the depression of freezing point and elevation of boiling point for a solution consisting of a solute dissolved in a solvent is: where: at = the temperature change between a pure solvent and its solution i = the number of species per mole of solute that are dissolved in the solvent (e. g., i = 1 for a non-ionic solute that does not break apart into ions, i = 2 for an ionic solute such as br that breaks apart into two ions, k* and br, and so on) a constant related to the solvent m = molality of the solute (molality, m = moles of solute / kg of solvent) using the above equation, how many grams of salt (cacl2) would need to be added to 1 l of water in order for the boiling point of the solution to reach 103.5 °c? assume that the density of water is 1.0 g/ml and that cacl2 completely dissociates into three ions − i. e., a ca2+ ion and two cl− ions. the boiling point constant, kb, for water is 0.515 °c/m.

ansver
Answers: 2

Another question on Chemistry

question
Chemistry, 21.06.2019 23:50
How does a scientist the government? a. the scientist tells people in society what to do. b. the scientist determines the policies that the government spends money on. c. the scientist provides unbiased information to the government. d. the scientist makes laws based on his or her research results.
Answers: 1
question
Chemistry, 22.06.2019 02:20
6. what does the symbol ah stand for? o one calorie given off by a reaction the specific heat of a substance the heat capacity of a substance the heat of reaction for a chemical reaction
Answers: 1
question
Chemistry, 22.06.2019 11:50
Calculate the molarity of each of the following solutions. part a) 0.12 mol of lino3 in 5.5 l of solution part b) 60.7 g c2h6o in 2.48 l of solution part c) 14.2 mg ki in 100 ml of solution
Answers: 2
question
Chemistry, 22.06.2019 20:30
Draw a line graph showing the relationship between temperature in kelvin as a function of kinetic energy.
Answers: 3
You know the right answer?
Enter your answer in the provided box. the formula that governs the depression of freezing point and...
Questions
question
Mathematics, 08.10.2019 21:30
question
Mathematics, 08.10.2019 21:40