What kinds of changes to the atmosphere could affect how much energy is absorbed by Earth's surface

You may expect bonds between two atoms which each have n covalent lonic metallic hydrogen

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 %

Which of the following describes a situation where competition between producers exists