[ Chemistry ] Open Question : Suppose a group of volunteers is planning to build a park near a local lake. The lake is known to contain low levels of arsenic (As).?

Suppose a group of volunteers is planning to build a park near a local lake. The lake is known to contain low levels of arsenic (As). Therefore, before starting construction, the group decides to measure the current level of arsenic in the lake. A. If a 13.3 cm3 sample of lake water is found to…