How much water at 20 degrees Celsius is needed to melt 500 grams of ice at 0 degree Celsius? a. 1,000 grams b. 2,000 grams c. 1,500 grams d. 500 grams

Specific Heat Worksheet q=(mass) (Csp)(AT) Units for specific heat = J g. °C 1. What is the specific heat of a substance that absorbs 2.5 x 10³ joules of heat when a sample of 1.0 x 10 g of the substance increases in temperature from 10.0°C to 70.0°C? 2. How many grams of water would require 2.20 x 104 joules of heat to raise its temperature from 34.0°C to 100.0°C? The specific heat of water is 4.18 J/g °C 3. If 200. grams of water is to be heated from 24.0°C to 100.0°C to make a cup of tea, how much heat must be added? The specific heat of water is 4.18 J/g °C 4. A block of aluminum weighing 140. g is cooled from 98.4°C to 62.2°C with the release of 1080 joules of heat. From this data, calculate the specific heat of aluminum 5. A cube of gold weighing 192.4g is heated from 30.0°C to some higher temperature, with the absorption of 226 joules of heat. The specific heat of gold is 0.030 J/g °C. What was the final CS Stemperature of the soldamScanner `6

The car lift in a gas station operates within air pressure of 2000 K PA the piston of the car lift has a diameter of 30 CM what is the mass of the largest car that the lift can raise? a. 8750 KG.b. 14,400 KG.c. 9450 KG.d. 10,300 KG.e.

15. While Evan is boiling water to cook spaghetti, the phone rings, and all 1.5 kg of water boils away during the conversation. If the water was initially at 15 degrees Celsius, how much heat must have been gained for all of it to turn into water vapor?    a. 1.6×10^6 J   b. 2.8×10^6 J   c. 3.9×10^6 J   d. 4.5×10^6 J   e. None of the above