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High School Chemistry Test
A chemistry test at the high school level.
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Sample questions
22 more questions in this quiz.1. What is the chemical formula of water?
- A. H2O
- B. CO2
- C. O2
- D. NaCl
2. What gas do humans need for respiration?
- A. Oxygen
- B. Helium
- C. Neon
- D. Hydrogen
3. What is the common name of NaCl?
- A. table salt
- B. sugar
- C. vinegar
- D. baking soda