How many calories of energy will 20 grams of carbohydrates provide if 1 gram provides 4 calories? A. 80 calories
B. 100 calories
C. 200 calories
D. 240 calories
(free points bc the answer is A.)

Which atom or ion is the largest? 0 a. 0 0 0 0 e. li

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 %

Joe shines white light into a bowl half full of water at an angle of incident of 27.5°. calculate the angle of refraction in the water given the indices of refraction for air and water are 1.00 and 1.36, respectively.