What do we mean by the structure of a chemical compound? Choose all that are true How many atoms there are of each type in the compound
Which elements are in the compound
How atoms in the compound are arranged
How it reacts with other chemical compounds

What is the number of moles in 15.0 g ash3?

The scheme below is from a series of reactions that are part of a synthesis of vitamin a. answer the following questions with reference to this scheme. (i) what is "reagent a"? (ii) draw a step-by-step mechanism which explains the formation of compound c from compound b (iii) which reagents would you use to form compound e from compounds c and d (reagents b and c)? for each reagent suggested above in (ii) explain the role of the reagent in the reaction to (iv) form compound e. you may wish to do this by drawing a mechanism. 1. addition of reagent a но reagent a 2. н,о" thо oh нон-с compound a. compound b. compound c .ch-оh 1. reagent b "сно 2. reagent c сh oh compound e. compound d.

Complete each row of the table below by filling in the missing prefix or missing exponent.