There is a lot of water on earth. If oxygen was very soluble in water, the oceans would absorb and hold the oxygen of the atmosphere and there would be none left for plants and animals.
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Since the reaction gives off heat energy it is considered to be an exothermic reaction
Answer:
1
Explanation:
4 HBr + O2 → 2H 20 + 2Br 2
...............
Water containing carbonic acid and calcium
Answer:
Homogeneous - With a uniform appearance
Heterogeneous - With visible differences in the mixture
Explanation:
Referring to mixtures, homogeneous looks the same throughout, while heterogeneous has particles or whatnot.
Basically:
Homo means same
Hetero means different