Suppose a student added the ethyl alcohol straight to the solution from the baggie without filtering it through the cheesecloth first. what do you think the student would observe? would the student be successful in extracting the dna? explain briefly why you think this.

Where can i find naap lab answers sheet/key?

Calculate the molarity of 48.0 ml of 6.00 m h2so4 diluted to 0.250 l .

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.