Answer:
wish i coul d help
Step-by-step explanation:
Yes it is (10x-y)^2 is the answer of it
A cubic yard is equal to 27 cubic feet.
And one cubic yard is 2 tons.
Correct answer: <span>Dot-and-cross-diagram
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Dot-and-cross diagrams are used to represent covalent bonds. The shared electron from one atom is shown as a dot, while the shared electron from the other atom is shown as a cross.
When drawing dot-and-cross diagrams for covalent bonds, you only need to show the electrons in the highest occupied energy level, as only these are involved.
