A Student Must Prepare 500

question 16

Multiple Choice

A student must prepare 500.0 mL of solution containing 0.999 grams of solid copper(II) sulfate.Which of the following statements are FALSE regarding the proper procedure to prepare this solution?
I The 0.999 grams of solid copper(II) sulfate is dissolved in a 500.0-mL volumetric flask containing 500.0 mL of water.
II The 0.999 grams of solid copper(II) sulfate is dissolved in a 500.0-mL volumetric flask containing 400 mL of distilled water before dilution to 500.0-mL.
III The 0.999 grams of solid copper(II) sulfate is placed in an empty 500.0-mL volumetric flask,diluted to 500.0 mL and allowed to dissolve.

• A)I and II
• B)II and III
• C)I and III
• D)I,II,and III
• E)None are false.

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