The element itself is Yttrium, which is a transition metal and not that reactive. Since it has 39 protons it will also have 39 electrons.
Answer:
b. Cu(OH)2
Explanation:
As it is having Hydroxil ions(OH).
The dermal tissue is basically the outer part of the cell that protects the plant cell so in that case it would be the carbohydrate or cell wall. If you would put the choices it could have been a bit better :)
<span>1.8 × (2/3) = 1.2
brainliest please
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As the gas cools it condenses and becomes a liquid its atoms also become smaller