How much heat (in kJ) would need to be removed to cool 168.3 g of water from 25.60°C to -10.70°C?

4. The specific heat of water is quite high at 4.184 J/gC. Explain how life on this planet would be different if the specific heat of water were that of lead at 0.128 J/gC.

A 51.11 g sample of a substance is initially at 24.1 °C. After absorbing 2851 J of heat, the temperature of the substance is 197.6 °C. What is the specific heat (?) of the substance?

What quantity of heat (in KJ) will be absorbed by a 59.9 g piece of aluminum (specific heat equals 0.930J/G. As it changes temperature from 23.0°C to 67.0°C.

A 25.09 g sample of a substance is initially at 24.0 °C. After absorbing 2121 J of heat, the temperature of the substance is 124.5 °C. What is the specific heat (?) of the substance?

The specific heat capacity of liquid mercury is 0.14J/g-k. How many kilojoules of heat are needed to raise the temperature of 9.00g of mercury from 25.1°C to 65.3°C

12. When freezing weather threatens the citrus crop in Florida, growers spray their orange trees with water, using their knowledge of enthalpy to protect the fruit. How much heat is released when 1000 g of liquid water at 10.0°C is completely converted to ice of a temperature of -2.0°C? A. 8.2 x 104 J B: 6.1 x 105 J C. 3.3 x 105 J D.) 3.8 x 10³ J E. 4.2 x 104 J

When a 45.0 g sample of an alloy at 100.0 °C is dropped into 100.0 g of water at 25.0 °C, the final temperature is 37.0 °C. What is the specific heat of the alloy? The specific heat of H20(1) is 4.184 J'g-1.°c-1. q = mc AT O A. 0.423 J-g-1.°c-1 O B. 9.88 J-g-1.°C-1 O C. 48.8 J'g-1.°C-1 O D. 1.77 Jg-1.°c-1

The specific heat capacity of liquid mercury is 0.14 J/g-K. How many kilojoules of heat are needed to raise the temperature of 9.00 g of mercury from 25.1 °C to 65.3 °C?

calculate the amount of heat released by 23.0g of water when its temperature is cooled from 68.0'C to 31.0'C. the specific heat of water is 4.18 j/g'c