Podcast
Questions and Answers
What is the percentage range of water in the weight of all organisms?
What is the percentage range of water in the weight of all organisms?
- 50 to 100 percent
- 30 to 80 percent
- 40 to 90 percent (correct)
- 20 to 70 percent
Who made water using a mixture of hydrogen and oxygen in the late eighteenth century?
Who made water using a mixture of hydrogen and oxygen in the late eighteenth century?
- Dalton
- Lavoisier
- Boyle
- Cavendish (correct)
What is water comprised of?
What is water comprised of?
- 2 parts hydrogen and 1 part oxygen (correct)
- 2 parts hydrogen and 1 part nitrogen
- 1 part nitrogen and 2 parts oxygen
- 1 part hydrogen and 2 parts oxygen
What function does water serve in the human body?
What function does water serve in the human body?