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Some Basic Concepts Of Chemistry

Question

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If water samples are taken from sea, rivers, clouds, lakes or snow, they will be found to contain hydrogen and oxygen in the appropriate ratio of 1 : 8. This illustrates which law of chemical combination?

Solution

Law of definite proportion or law of constant composition.

Some More Questions From Some Basic Concepts of Chemistry Chapter

The popular unit of pressure is atmosphere, how is it related to pascal?

What are SI units of the following:

(i) Density
(ii) Molarity
(iii) Energy
(iv) Temperature ?

Out of 5.00 g and 5.0 g which one is more accurate and why?

What is iodised table salt?

Under what conditions air is considered as a heterogenous mixture?

What is gun powder?

Name two elements which are liquids.

Name two elements which are gases.

Name the scientist who proposed the law of multiple proportions.

Is there any exception to the law of constant composition?

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