)When 0.875 g. of magnesium was heated in air, 1.25 g. of magnesium oxide (MgO) was produced. How much oxygen must be added?

Which statement best describes the flow of energy in this scenario

How many absorptions would you expect to observe in the 13c nmr spectra of the following molecules? a) 3-chloropentane b) cis-4-methyl-2-pentene

Does the number of ions in solution increase, decrease, or remain constant? it continuously decreases. it continuously increases. it decreases at first, then increases. it increases at first, then decreases.