Test on Wednesday on Solutions. March Madness on Thursday.
Regular Chemistry -
Starter- See Mrs. Snyder
Lecture - Solution II - concentrations. Finished. Review.
Homework: 3.15 Review
Summary - See Mrs. Snyder
Honors Chemistry -
Starter-
1. Given a there are 4.0 x 10-3 g of lead in 5.6 x 105 g of water. What is the ppb?
2. Given a solution with a 8.6 m CaCl2 :
a. What is the freezing point of this solution?
b. What is the boiling point of this solution?
Lecture -Solution II - concentrations Finished. Review.
Lab Notebooks will be due on Wednesday!
Homework: 3.15 Review
Summary -
1. Given 3.5 M HCl and you need 350 mL of 1.0 M HCl, how much of the more concentrated HCl would you need to have to dilute to 350 mL?
2. Given 4.5 g of Na2SO4 in 6.78 x 105 g of water what is the pph?
3. What is the molality of a solution of MgCl2 that has a freezing point of -17.3 oC?
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