Chemistry, 18.01.2020 00:31 KeyesRaveen
If we reverse the reaction to read z + w -> x + y, the +deltah would be a -delta h. does this indicate that heat is given off or absorbed in the reverse reaction
Answers: 1
Chemistry, 22.06.2019 07:30
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.
Answers: 2
Chemistry, 22.06.2019 12:00
What is the percentage of hydrogen in nitrogen trihydride
Answers: 1
If we reverse the reaction to read z + w -> x + y, the +deltah would be a -delta h. does this in...
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