Asa watches his mom rub soap on her finger to help her get a ring unstuck. He thinks that soap must reduce friction. He designs an investigation to test his theory

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 %

Imagine that you push on a large rock. at what point does your effort change the rock’s mechanical energy?

Which description best characterizes the motion of particles in a solid?