Answered

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1. Calculate the molarity of a solution which contains 0.40 mol of a substance dissolved in 1.6 L of a
solution.
2. What is the molarity of a solution containing 325 g of NaCl dissolved in 750 mL of solution?
3. How many grams of MgCl2 are needed to make 700 mL of a 1.4 M solution?
4. What is the molality of a solution in which 3.0 moles of NaCl is dissolved in 1.5 kg of water?
5. What is the molality of a solution in which 15 g of l2 is dissolved in 500 g of alcohol?
6. How many grams of 12 (solute) should be added to 750 g of CCl4 (solvent) to prepare a 0.020 m
solution?

Sagot :

Answer: calculate the Terms and condition First satisfy for this Answer is
0.40mol of a substance first you will do multiple this 0.40=23.1  
disssolved in 1.6 so will make 24.7...
                                                   


EXPLAINATION"Calculate the molarity of a solution which contains 0.40 mol of a substance dissolved in 1.6 L of a

solution.