1) How many liters of 0,.775 M solution can be prepared from 55.0 g of MgBr2?...

1) How many liters of 0,.775 M solution can be prepared from 55.0 g of MgBr2?

2) Calculate the molarity of all ions present when 12.5g of potassium chlorate is dissolved in 85.0 ml of solution

3) What is the molarity of a solution prepared by diluting 50.0 ml of 0.300 M sodium nitrate (NaNO3) to 60.0ml?

4) A solution is made by mixing 50.0 ml of 0.300 M Na2So4 with 30.0 ml of 0.900 M K2SO4. Assuming that the volumes are additive, what are the molar concentrations of the following ions in the new solution? a. Na+ ion, b. K+ ion, c. SO42- ion

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queen_honey_blossom answered 7 months ago

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