⚠PLEASE HELP ⚠ If 4.5 kJ (4500 J) of energy is removed from 100 g of copper at 100ºC, what is the final temperature in degrees Celsius?

Ice has 2.05 C(J/g- °C)

If a planet rotates 360 degrees during a 24 hour time period, what does that tell us about the planet? a. the middle of the planet is in darkness b. the seasons on the planet vary every day. c. the planet runs on a 12-hour time clock. d. the temperature on the planet varies daily.

Asmall amount of a solid is added to water. the observation made after fifteen minutes is shown in the figure. which of these solids has been probably added to water? a) oil b) sand c) sugar d) wood chips

C3h8o3 - glycerol major species present when dissolved in water