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Question
Ruthresh, Hari, Kanishka, and Thahera collected different samples of water from a well, a pond, a river, and underground water. All these samples were sent to a testing laboratory. The test result showed the ratio of hydrogen to oxygen as 1:8.
- What conclusion would you draw from the above experiment?
- Which law of chemical combination does it obey?
Solution
- Water obtained from different sources like a well, a pond, a river, and underground water will always consist of the same two elements hydrogen and oxygen in the ratio of 1: 8 by mass.
- It obeys the law of constant proportion.
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