Answers: 2
Chemistry, 22.06.2019 05:30, alaynagrace1111
What is the mass of each element in a 324.8 sample of co2
Answers: 1
Chemistry, 22.06.2019 07:30, SchoolFirst9811
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 Π½ΠΎ reagent a 2. Π½, ΠΎ" thΠΎ oh Π½ΠΎΠ½-Ρ compound a. compound b. compound c .ch-ΠΎh 1. reagent b "ΡΠ½ΠΎ 2. reagent c Ρh oh compound e. compound d.
Answers: 2
Chemistry, 22.06.2019 18:30, chinadoll24
Asample of hydrated tin (ii) chloride (sncl2) has a mass of 4.90 g. when it is dehydrated, it has a mass of 4.10 g. which is the correct chemical formula for the hydrate? sncl2β’2h2o sncl2β’4h2o sncl2β’6h2o
Answers: 2
The solution A and B are 0.1 and 0.2 molar in a substance. If 100ml of βAβ are mixed with 25ml of βB...
Mathematics, 31.08.2019 20:10