Which statement best describes the properties of metals? They are shiny and bend without breaking.
They are dull and are good electrical insulators.
They conduct electricity well and are brittle.
They can be flattened and do not conduct heat well.

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 %

A50.0g sample of liquid water at 0.0 c ends up as ice at -20.0 c. how much energy is involved in this change?

Classify this reaction: 2al+n2-> aln.