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Questions and Answers
What is the chemical formula for water?
What is the chemical formula for water?
- H2O (correct)
- HCl
- CO2
- NaCl
Which of the following is a property of water?
Which of the following is a property of water?
- Red color
- High flammability
- High surface tension (correct)
- Low boiling point
What percentage of Earth's surface is covered by water?
What percentage of Earth's surface is covered by water?
- 85%
- 45%
- 60%
- 71% (correct)
