Why is a buffer important?

Suppose 1.1854g of copper (II) sulfate pentahydrate is heated to drive off the water of crystallization. Calculate what mass of water would be expected to be released from the salt.

In lab, you will be provided with a 1.8 M acetic acid solution (CH3COOH) and solid sodium acetate trihydrate (NaOOCCH3  3H2O). You want to make 100.0 mL of a 0.5 M acetic acid buffer at pH 5.00.

Why is salt classified as a mineral but sugar is not

Which of the following is not an example of a mineral crystal shape? A. Pyrite B. Calcite C. Kryptonite D. Quartz

A 75-kg refrigerator is located on the 70th floor of a skyscraper (300 meters above the ground). What is the potential energy of the refrigerator?

What occurs in a chemical reaction? a. products are formed without chemical bonds being broken. b. products are formed from reactants by the breaking and forming of new bonds. c. reactants are formed without chemical bonds being broken. d.

What amount of O2 reacts with 43gAl

Along the right side of the page there are links to various data tables. You receive a fax with a data table labeled "U. S. Laboratory Confirmed Influenza-Associated Hospitalizations and Deaths.

What is an aqueous solution of sodium chloride is best classified as

5) Solid lithium metal is added to an aqueous solution of magnesium chloride forming lithium chloride solution and solid magnesium a. If you begin the reaction with 15.0 g of lithium and 25.