How many grams of silver chloride can be produced by reacting excess silver nitrate with 2.4 moles of zinc chloride? AgNO3 + ZnCl2  AgCl + Zn(NO3)2

Which object forms when a supergiant runs out of fuel? a red giant a black hole a white dwarf a neutron star

What diagram shows the ionic compound of magnesium oxide

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.