Which of the following would have the best thermal insulation properties? A. A down-filled coat
B. A cotton sweater
C. A nylon windbreaker
D. A rubber raincoat

Bohr's model could only explain the spectra of which type of atoms? single atoms with one electron single atoms with more than one electron bonded atoms with one electron bonded atoms with more than one electron

1. if you have a gas at 127 degrees c, what is it's absolute temperature (kelvin)? a. 200kb. 300kc. 400kd. 500k2. if you had a gas whose absolute temperature measured 45 k, what is that temperature in celsius? a. -228 cb. -300 cc. 125 cd. 112 c

If 22.5 liters of oxygen reacted with excess of hydrogen, how many liters of water vapor could be produced?