chemistry

posted by .

if burning one mole of a carbohydrate generates 50 joules of heat, burning 0.2 mol(or one fifth of a mole) of that same carbohydrate will generate how many joules of heat ?

  • chemistry -

    You're kidding, right?

    What fraction of 1 mole is .2 mol?
    Use the same fraction of heat generated.

    Has all knowledge of algebra fled your brain?

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Chemistry

    when pure sodium hydroxide is dissolved in water , heat is evolved in a laboratory experiment measure a molar heat of solution of sodium hydroxide the following procedure was followed. to a calorimeter containing 300g of water at 20.0 …
  2. Chemistry

    How many kilograms of water at 15oC can be heated to 95oC by burning 143 grams of methane, CH4, assuming that 100% of the heat is used to heat the water. The heat of combustion of methane is 891 kJ per mole of methane. (The specific …
  3. chemistry

    A 100.0 ml sample of 0.300 M NaOH is mixed with a 100.0 ml sample of 0.300 M HNO3 in a coffee cup calorimeter. Both solutions were initially at 35.0 degrees celcius; the temperature of the resulting solution was recorded at 37.0 degrees …
  4. chem

    When one mole of C6H6 is burned, 5.69 MJ of heat is produced. When the heat from burning 9.69 g of C6H6 is added to 5.69 kg of water at 21.0°C, what is the final temperature of the water?
  5. physics

    When one mole of C6H6 is burned, 3.27 MJ of heat is produced. When the heat from burning 7.87 g of C6H6 is added to 5.69 kg of water at 21.0°C, what is the final temperature of the water?
  6. CHEMISTRY

    When one mole of C6H6 is burned, 3.27 MJ of heat is produced. When the heat from burning 5.35 g of C6H6 is added to 5.69 kg of water at 21.0°C, what is the final temperature of the water?
  7. physics

    What amount of heat is required to raise the temperature of 20 grams of water from 10°C to 30°C?
  8. College Chemistry

    When one mole of C6H6 is burned, 3.27 MJ of heat is produced. When the heat from burning 5.43 g of C6H6 is added to 5.69 kg of water at 21.0°C, what is the final temperature of the water?
  9. College Chemistry

    When one mole of C6H6 is burned, 3.27 MJ of heat is produced. When the heat from burning 7.59 g of C6H6 is added to 5.69 kg of water at 21.0°C, what is the final temperature of the water?
  10. Chemistry

    When one mole of C6H6 is burned, 3.27 MJ of heat is produced. When the heat from burning 7.47 g of C6H6 is added to 5.69 kg of water at 21.0°C, what is the final temperature of the water?

More Similar Questions