Some salt vegetables, and spices are added to some hot water. The salt disappears into the water, the vegetables sink to the bottom and the spices float. Which of the following is the solute in this mixture?

Water is called the universal solvent because it

Water that is traveling through the water cycle can pick up contaminants

A cleaning solution of ammonia in water in water turns universal indicator blue. The ammonia solution can be neutralized by adding an acid. Based on this, you can conclude that ammonia is

You measure the pH of some water and it is neutral. This tells you that

Which of the following is a true statement about acids?

Which of the following is a true statement about bases?

Equal amounts of acid and base are added to a clean beaker. Which of the following is true? Choose the best answer

Any substance that increases the concentration of H+ ions when it dissolves in water is a (an)

Any substance that increases the concentration of OH- ions when it dissolves in water is a (an)

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