How much energy is absorbed if 200 g of water at 60 C turns into steam at 140 C? You will need to know:
specific heat of water = 4.2 J/g*C
specific heat of steam = 2.1 J/g*C
heat of vaporization = 2,256 J

Which of the following elements is a representative element? a. chromium (cr) b. aluminum (al) c. mercury (hg) d. silver (ag)

What is a metal replacement reaction

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