the interior of the earth between a depth of 5200 kilometers and 6300 kilometers is inferred to be composed mostly of

The reaction will shift to the right

What’s the solution?

There is no reason to think the results are biased or not conducted properly but you should not assume the results are correct just because they were done in a laboratory so the answer would be c. it is likely to be reliable because the results support the conclusion presented.

The closer the atoms are to becoming ionic the more highly dense the negatively charged side gets.