Kiona iS in fifth grade and goes to a private school. Liam is in his second year at college at a public university. Ava i a senior at a private university. Asher is in high school at a private school. Which best ranks the individuals based c
cost from most to least?
Liam Ava Kiona - Asher
O Liam - Ava - Asher Kiona
• Ava Liam - Asher - Kiona
Ava Liam - Kiona - Asher

How many moles of gas are present if p=11 atm, v=12l, t=185k?

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.

In which reaction is precipitation occurring?