5. Specific volume of cylindrical virus particle is 6.02 x 10-2 cc/gm whose radius and length are
7 A and 10 Å respectively. If Na = 6.02 x 1023
find molecular weight of virus.
(1) 15.4 kg/mol
(2) 1.54 x 104 kg/mol
(3) 3.08 x 104 kg/mol (4) 3.08 x 103 kg/mol
litro of air​

Design techniques and materials that reduce the negative environmental impact of a structure are referred to as

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.

How to calculate the mass of copper