Question

which main constituent of the hydrosphere​

Answer 1

Answer:

The primary chemical constituents of the hydrosphere are oxygen (85.5 per cent) and hydrogen (10.7 per cent), which form the water molecule. The other most important constituents by weight include chlorine (2.1 per cent), sodium (1.1 per cent), magnesium (0.14 per cent), and numerous other elements in small amounts.

Explanation:

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