Answer:
Explanation:
Electrolysis of dissolved ionic compounds
An electrolyte formed by dissolving an ionic compound contains: hydrogen ions from the water, and positive ions from the compound. hydroxide ions from the water, and negative ions from the compound.
the answer is 4
Explanation:
<h3>mass and velocity</h3>
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Explanation:



Adding all the weighted values on the right hand side, we get

The mechanisms of reproductive isolation are:
1) Habitat isolation
2) Behavioral isolation
3) Mechanical isolation
4) Gametic isolation
The isolation happening here is behavioral isolation, because their different behavior patterns prevent the frogs from breeding.