Magnesium Sulfate Can Be Obtained at a Drugstore as Epsom

question 73

Multiple Choice

Magnesium sulfate can be obtained at a drugstore as Epsom salts. The monohydrate is found as the mineral kieserite. What would be the pH of a 500 mL aqueous solution containing 1.62 g kieserite? The value for sulfuric acid is 1.2  10^-2.

• A) nearly 14
• B) slightly above 7.00
• C) 7.00
• D) slightly below 7.00
• E) nearly 1.00

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