<p>Organic chem is the toughest course anywhere i think!..A level organic chem is killing me. Seriosly who cares about the colour u get when u add 2,4- DNP to a carbonyl comound??</p>
<p>Organic chem is the toughest course anywhere i think!..A level organic chem is killing me. Seriosly who cares about the colour u get when u add 2,4- DNP to a carbonyl comound??</p>