Which of the following compounds does NOT contain a polar covalent bond? A. CH 3 CH 2 CH 2 OH B. Ozone (O 3 ) C. CH 3 CH(NH 2 )CH 2 CH 3 D. CH 3 CH 2 CH 2 CH 2 Li

What is important to study for nios grade 12 chemistry? i have only one month left.

Ethanol (c2h5oh) is produced from the fermentation of sucrose in the presence of enzymes. c12h22o11(aq) + h2o(g) 4 c2h5oh(l) + 4 co2(g) determine the theoretical yield and the percent yields of ethanol if 680. g sucrose undergoes fermentation and 326.5 g ethanol is obtained. theoretical _ g _ percent %

In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 5.35 mol fe and 7.65 mol nio(oh) react?