Question

Water is the only element that can exist in all ______ ______

Hydrogen (H2) has a _____ charge
Oxygen (O2) has a ______ charge

Answer 1

water is the only element that can exist in all three states (solid, liquid, gas)

hydrogen (H2) has a positive charge (+1 charge)

oxygen (O2) has a negative charge (-2 charge)

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Answer 2

h2o

Step-by-step explanation:

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