Determine the mass of solute required to form 275ml of a 0.42m kclo3 solution

Asolution is made by dissolving 25.5 grams of glucose (c6h12o6) in 398 grams of water. what is the freezing point depression of the solvent if the freezing point constant is -1.86 °c/m? show all of the work needed to solve this problem.

Which statement describes covalent bases? they have hydroxide ions. they produce hydrogen ions. they are often amines. they are named the same as ionic compounds.

The formation of a solid, also known as a is an indication of a chemical change. precipitate particulate particle powder