Heat and pressure can change rock into:
1.igneous rock
2.sedimentary rock
3.metamorphic rock

Determine the number o moles of ions/atoms/particle in the following: 2.50 miles of k2s (let me know how to do)

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.

Under normal conditions, describe how increasing the temperatures effects the solubility of a typical salt