Identify the missing particle in the following nuclear equation. aPlatinum-199
bMercury-198
cMercury-199
dPlatinum-198

The reaction q+r2=r2q is found to be first order in r2 and

Which statement best describes the oxidation numbers of the atoms found in magnesium chloride? a. magnesium has a 2- oxidation number and chlorine has a 1+ oxidation number. b. magnesium has a 2- oxidation number and chlorine has a 2+ oxidation number. c. magnesium has a 2+ oxidation number and chlorine has a 1- oxidation number. d. magnesium has a 1+ oxidation number and chlorine has a 1- oxidation number.

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