1.

How many grams of ethyl alcohol (C2H5OH, MW 46,1) are present in 500mL of a solution 0,2M? PLEASE HELP ME

Answer»

Answer :-

molar mass of ethyl ALCOHOL = 46.0g/MOLE

volume of solution = 500 ml

= 0.5l

MOLARITY = mole /volume of solution

mole of ethyl alcohol = 50/46

molarity = (50/46)/ 0.5= 2.1739 ....ANS....



Discussion

No Comment Found