Consider sodium oxide, na2o. choose the best explanation for the subscript, 2, from the list provided.

How is 0.00235 expressed in proper scientific notation? a. 2.35 × 10-3 b. 0.235 × 10-2 c. 2.35 d. 2.35 × 103

Embryos of different species look very similar, which shows that the organisms share a ancestor.

In one or two grammatically correct sentences, write a definition for the term molecule geometry