) The main reason with the Naptha is to dissolve the copyright into it so it could be divided from the rest of the aqueous solution? Hence the Naptha now has the copyright. Just after seperating the Naptha with the aqueous solution, why do you freeze precip it? Why not https://deadhead-chemist-dmt02345.blog-gold.com/47681402/5-simple-statements-about-where-to-buy-copyright-explained