What is the chemical formula of water?

What percentage of the Earth's surface is covered by water?

What type of water makes up most of Earth's water?

What is the freezing point of water?

What percentage of the human body is made up of water?

What is the process called when water changes from a liquid to a gas?

Which is the purest form of natural water?

What is the boiling point of water at sea level?

Which is the largest ocean on Earth?

Which of these is NOT a property of water?