3. At 40 C, a saturated solution of potassium chloride contains 40 grams
of solute in 100 g of water. How
many grams of potassium chloride
must be added to saturate the
solution at 90 C?

The tilt of the earth's axis of rotation is responsible for the a) ocean's tides. b) size of the moon. c) brightness of stars. d) earth’s seasons.

Which diagram shows the correct way to represent an ionic compound of magnesium oxide?

Which of the following is true about a carbonated soft drink? . the carbon dioxide is the solvent, and water is the solute.. the water is the solution, and carbon dioxide is the solvent.. the carbon dioxide is the solution, and the water is the solvent.. the water is the solvent, and the carbon dioxide is the solute.. .