if 100 grams of vinegar and 5 grams of baking soda are poured in a container, a small amount of gas will be produced. what will be the final mass of the products be if the gas is trapped in the container?​

In a closed or isolated system , matter can not be created or destroyed. it can change forms but is conserved true or false

Which of the following pairs of elements belong to the same groupa. h and he b. li and bec. c and pb d. ga and ge

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.