A chemist prepares a solution of calcium sulfate (CaSO4) by measuring out 0.28 g of calcium sulfate into a 250. mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in mol/L of the chemist's calcium sulfate solution. Be sure your answer has the correct number of significant digits. E × 10⁰ mol/L 0

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Q: What is the pH of a 0.256 M C6H5CO₂H M solution if the K₂ of C6H5CO₂H is 6.5 x 10-5? Your Answer:

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Q: Which of these molecules would have a linear molecular shape? (Select all that apply.) O CS₂ XeCl₂…

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