Question

Calculate the amount of heat required to heat a 40 kg sample of ethanol from 15.0...

Calculate the amount of heat required to heat a 40 kg sample of ethanol from 15.0 ∘C to 18.0 ∘C. Specific heat capacity of ethanol is 2.42 J/g∘C.

Express your answer using two significant figures.

Science   Chemistry   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A.) How much heat is required to convert 15.0 g of ice at -13.0 ∘C to...
A.) How much heat is required to convert 15.0 g of ice at -13.0 ∘C to steam at 100.0∘C ? Express your answer using three significant figures. (Joules) B.)How much heat is required to convert 15.0 g of ice at -13.0 ∘C to steam at 100.0∘C? Express your answer using three significant figures. (kcal)
How much heat is required to convert 32.5 g of ethanol at 28 ∘C to the...
How much heat is required to convert 32.5 g of ethanol at 28 ∘C to the vapor phase at 78 ∘C? Express your answer using two significant figures.
Calculate the amount of heat energy required to convert 15.0 g of water at 60.5oC to...
Calculate the amount of heat energy required to convert 15.0 g of water at 60.5oC to steam at 124.0°C.         (Cwater = 4.18 J/g°C; Csteam = 2.02 J/g°C; molar heat of vaporization of liquid water = 4.07 ´ 104 J/mol)
Calculate the amount of energy (in kJ) required to heat 10.0 g of water from 50.0°C...
Calculate the amount of energy (in kJ) required to heat 10.0 g of water from 50.0°C to 150.°C at constant pressure. (specific heat capacity of liquid water is 4.18 J/g⋅K; specific heat capacity of water vapor is 1.84 J/g⋅K; heat of vaporization of water is 2.260 kJ/g). (1) 16.2 kJ (2) 25.6 kJ (3) 5.4 kJ (4) 33.2 kJ (5) 1.6 kJ I know that the answer is (2) 25.6 KJ but I do not know how to get to...
Calculate the amount of heat, in kilojoules, required to convert 0.630 kg of mercury from a...
Calculate the amount of heat, in kilojoules, required to convert 0.630 kg of mercury from a solid at -40.4 degrees C to a liquid at 130. degrees C. Round your answer to one decimal place. The following characteristic values for mercury may be useful: c = 130 J/kgK (assume that specific heat of mercury is the same in solid and liquid phase) Tmp= -49 degrees C Tbp= 457 degrees C Lf=0.11 * 10^5 J/kg Lv= 3.96 * 10^5 J/kg
How much heat energy, in kilojoules, is required to convert 46.0 g of ice at −18.0...
How much heat energy, in kilojoules, is required to convert 46.0 g of ice at −18.0 ∘C to water at 25.0 ∘C ? Express your answer to three significant figures and include the appropriate units. The constants for H2O are shown here: Specific heat of ice: sice=2.09 J/(g⋅∘C) Specific heat of liquid water: swater=4.18 J/(g⋅∘C) Enthalpy of fusion (H2O(s)→H2O(l)): ΔHfus=334 J/g Enthalpy of vaporization (H2O(l)→H2O(g)): ΔHvap=2250 J/g
How much heat energy, in kilojoules, is required to convert 79.0 g of ice at −18.0...
How much heat energy, in kilojoules, is required to convert 79.0 g of ice at −18.0 ∘C to water at 25.0 ∘C ? Express your answer to three significant figures and include the appropriate units. The constants for H2O are shown here: Specific heat of ice: sice=2.09 J/(g⋅∘C) Specific heat of liquid water: swater=4.18 J/(g⋅∘C) Enthalpy of fusion (H2O(s)→H2O(l)): ΔHfus=334 J/g Enthalpy of vaporization (H2O(l)→H2O(g)): ΔHvap=2250 J/g
What amount of heat is required to raise the temperature of 500.0 g of water from...
What amount of heat is required to raise the temperature of 500.0 g of water from 20.0 to 30.0C? The answer should have three significant figures. Use 4.184 J/gC for the specific heat of water.
Calculate the amount of heat needed to boil 183.g of ethanol ( CH3CH2OH ), beginning from...
Calculate the amount of heat needed to boil 183.g of ethanol ( CH3CH2OH ), beginning from a temperature of 33.9°C . Round your answer to 3 significant digits. Also, be sure your answer contains a unit symbol.
A.) calculate the heat change in kilocalories for condensation of 3.5 kg of steam at 100...
A.) calculate the heat change in kilocalories for condensation of 3.5 kg of steam at 100 Celsius.(Express your answer as a positive value using two significant figures and include the appropriate units) B.) calculate the heat change in kilojoules for condensation of 185 g of steam at 100 Celsius. (Express your answer as a positive value using three significant figures and include the appropriate units)
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT