A) Plot at one picture curves of surface tension isotherms for formic, acetic and butyric acids. Explain the character of changing.
b) Plot at one picture curves of Gibbs’s adsorption isotherms for methanol, ethanol and propanol. Explain the difference and similarity of isotherms.
c) Find surface phenomena from the following order: spherical form of drops, crystal growth, absorption, osmosis, colligative properties, diffusion, adsorption, hemosorption.
Answers: 2
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 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, 23.06.2019 01:00, shartiarahoward
Atoms contain subatomic particles called protons and neutrons. when these protons and neutrons spilt, a lot of energy is released
Answers: 3
Chemistry, 23.06.2019 05:40, girlchamp654
The independent variable in an experiment will be the variable that you o a) change ob) hold constant ng c) observe for changes
Answers: 2
A) Plot at one picture curves of surface tension isotherms for formic, acetic and butyric acids. Exp...
Mathematics, 07.05.2020 22:57
Mathematics, 07.05.2020 22:57
Mathematics, 07.05.2020 22:57
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Mathematics, 07.05.2020 22:57