The ester methyl butyrate has two electrophilic carbons. Using the letter labels, identify these carbons, then check your answer. H3C-CH2-CH2-COO-CH3

a b c d e

The most electrophilic carbon is:

The other electrophilic carbon is:

Dumbledore decides to gives a surprise demonstration. he starts with a hydrate of na2co3 which has a mass of 4.31 g before heating. after he heats it he finds the mass of the anhydrous compound is found to be 3.22 g. he asks everyone in class to determine the integer x in the hydrate: na2co3·xh2o; you should do this also. round your answer to the nearest integ