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90.47 kJ were required to raise the temperature of 360.2 g of a substance from 25.00...
Calculate the amount of heat (in kJ) required to raise the temperature of a 90.0 g sample of ethanol from 298.0 K to 485.0 K. The specific heat capacity of ethanol is 2.42 J/g°C.
1. How much heat is required to raise the temperature of 53 g of each of the following substances by 23 K? Substance A (C 8.37 J/g-K) Substance B 0.945 J/g-K) Substance C (C 0.0567 J/g-K) 5% 2. Determine the specific heat capacities (to 3 significant figures) of the mystery materials, assuming 200. g of a metal at 250.0°C is added to 200. g of waterát 20 C and given the final temperature of a. 37.89°C b.25.00°C с. 87.61°C 3....
How much heat (in kJ) is required to raise the temperature of 288.7 g of ethanol (mw=46.07) from 39.38 °C to its boiling point of 78.37 °C and then vaporize it completely creating ethanol gas at the boiling temperature? (specific heat = 2.46 J/g°C, ΔHvap = 48.6 kJ/mol)
How much heat (in kJ) is required to raise the temperature of 202.8 g of ethanol (mw=46.07) from 40.34 °C to its boiling point of 78.37 °C and then vaporize it completely creating ethanol gas at the boiling temperature? (specific heat = 2.46 J/g°C, ΔHvap = 48.6 kJ/mol)
How much heat (in kJ) is required to raise the temperature of 124.9 g of ethanol (mw=46.07) from 30.24 °C to its boiling point of 78.37 °C and then vaporize it completely creating ethanol gas at the boiling temperature? (specific heat = 2.46 J/g°C, ΔHvap = 48.6 kJ/mol)
Calculate the amount of heat (in kJ) required to raise the temperature of 14.0 g of liquid H_2O (molar mass = 18.0 g/mol) from 25.0 degree C to the boiling point and then to vaporize the liquid at that temperature, (specific heal capacities: H_2O(s): 2.06 J/g degree C, H_2O(l): 4.18 J/g degree C, H_2O(g): 1.92 J/g degree C; heat of fusion of H_2O: 6.02 kJ/mol; heat of vaporization of H_2O: 40.7 kJ/mol; melting point of H_2O: 0.0 degree C, boiling...
How much heat (in kJ) is required to raise the temperature of 141,4 g of ethanol (mw=46,07) from 49.82 °C to its boiling point of 78.37 °C and then vaporize it completely creating ethanol gas at the boiling temperature? (specific heat=2.46 J/gºC, ΔHvap = 48.6 kJ/mol)
If 2.67 kJ of heat energy is required to raise the temperature of 150 g of silicon from 20°C to 45°C... A) What is the specific heat of silicon? B) What is the molar heat capacity of silicon?
QUESTION 3 How much heat (in kJ) is required to raise the temperature of 122 g of ethanol (mw 46.07) from 11.29 °C to its boiling point of 78.37 °C and then vaporize it completely creating ethanol gas at the boiling temperature? (specific heat - 2.46 J/g°C, AHyap = 48.6 kJ/mol) QUESTION 4 What is the change in enthalpy (in kJ) when 40.1 g of ethanol (mw-46.07) is condensed at its boiling temperature? (specific heat 2.46 J/g°C, AHvap 48.6 kJ/mol)...
Calculate the amount of heat (in kJ) required to raise the temperature of 150.0mL of water from 22˚C to 50˚C. The specific heat of water is 4.184 J/g*˚C. q=msΔ