6. Described what energy transformation happens in the following example based on the idea of conservation of energy
a. car tire heats up when brake is applied |
b. paper is burnt
c. food is eaten and stored in the cell as fat
d. electricity used to turn on a light bulb
e. electricity is used to heat up a stove

How many atoms of oxygen are contained in 160 grams of n2o3

What woukd most likely be the transmittance at a 0.70 m solution of solute a? a) 7.6%b) 1.1%c)4.0%d)4.6%

Liquid from a brewery fermentation contains 10% ethanol and 90% water. part of the fermentation product (50,000 kg/h) is pumped to a distillation column on the factory site. under current operating conditions, a distillate of 45% ethanol and 55% water is produced from the top of the column at a rate of one-tenth that of the feed. what is the composition of the waste "bottoms" from the still?