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1. How many grams of Calcium nitrate do you need to make 364ml of a 0.153M Calcium nitrate solution?
2. What mass of Barium fluoride do you need to get a 0.629m solution if you have 452grams of water?
3. What mass (in kilogram) of a water do you need to have to make a 2.50m Zinc sulfate solution if you have 9.08 grams of the solid.
4. How many grams of Ammonia do you need to add to 275g of water to a make saturated solution at 57.degC? (see attached table for Solubility values). Please write the Solubility of the solution first.
5. What is the molality (m)of a solution that has 3.45grams of Sodium carbonate and 755grams of water?
6. What is the molarity of a solution if you have 43.5grams of Strontium acetate in a 1.76L solution?
7. What volume of a solution do you need to make a 0.675M Aluminum carbonate solution if you have 4.54 grams of the solid.
8. How many grams of water do you need to add to 55.6 grams of Potassium chloride to have a saturated solution at 72.degC? Please write down Solubility of solution first.
9. How many grams of Ammonium carbonate do you need to make a 724ml of a 0.612M Ammonium carbonate solution?
10. How many grams of Sodium nitrate do you need to add to 375g of water to a saturated solution at 32.degC? (see attached table for Solubility values). Please write the Solubility of the solution first.
Answers:
1) 9.13g Ca1(NO3)2
2) 49.8g Ba1F2
3) 0.0226 kg H2O1
4) 63.3g NH3
5) 4.31E-2 m Na2(CO3)1
6) 0.120m Sr1(C2H3O2)2
7) 2.87E-2 L Al2(CO3)3
8) 118g H2O1
9) 42.5g (NH4)2(CO3)1
10) 364g Na1(NO3)1