Physics Heat

posted by .

1) Peter is heating water on the stove to boil eggs for a picnic. How much heat is required to raise the temperature of his 10.0-kg vat of water from 20.0℃ to 100.0℃?
Formula>> Q=mTcp

2)Under the spreading chestnut tree of the village blacksmith dunks red-hot horseshoe into a large bucket of 22.0℃ water. How much heat was lost by the horseshoe in vaporizing 0.0100 kg of water?
Formula>> 2.26x10^6J/kg

3)By January, the 3.0 kg of water in the birdbath in Robyn's backyard has frozen to a temperature of -7.0℃. As the season changes, how much heat must be added to a water to make it a comfortable 25℃ for the birds?
formula>> Q=mTcp

Please help me!! :)
Thank you soooo much!! :D

  • Physics Heat -

    dwadaw

  • Physics Heat -

    1.) is 3350 J

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Chemistry

    How much boiling water would you need in order to raise the bath to body temperature (about 37)?
  2. physics

    A pot containing 1.09 liter of water, initially at 18°C, is placed on a 1101 W electric heating element. (a) How much heat must be supplied to the water to bring it to a boil?
  3. Physics 11th grade 'Heat' .

    Finishing his ginger ale, Ramesh stands at party holding his insulated foam cup that has nothing in it but 0.100 kg of ice at 0℃. 1) In sentence above, How much more heat must be gained to raise the temperature of the melted …
  4. Physics 11th grade 'Heat' `

    1) While Laurie is boiling water to cook spaghetti, the phone rings, and all 1.5 kg of water boils away during her conversation.If the water was initially at 15℃, how much heat must have been gained for all of it to turn into …
  5. Physics Heat

    1) While Laurie is boiling water to cook spaghetti, the phone rings, and all 1.5 kg of water boils away during her conversation.If the water was initially at 15℃, how much heat must have been gained for all of it to turn into …
  6. Physics Hear

    1) Peter is heating water on the stove to boil eggs for a picnic. How much heat is required to raise the temperature of his 10.0-kg vat of water from 20.0℃ to 100.0℃?
  7. Calculus A 14

    Please Help.... A hard-boiled egg at 98℃ is placed in a sink of 18℃ water to cool. After 5 minutes, the eggs temperature is found to be 38° C. a) Find the value of P in Newton’s Law of Cooling. b) Find the value of the …
  8. Physics

    A large pot is placed on a stove and 1.2 kg of water at 14°C is added to the pot. The temperature of the water is raised evenly to 100°C just before it starts to boil. (a) What amount of heat is absorbed by the water in reaching …
  9. Chemistry

    Calculate the heat capacity of a sample of radiator coolant if a temperature rise from 5 to 107℃ requires 932 J of heat. My work: c=q/mΔT c=932J/(?
  10. Chemistry

    When methane are burned in a bomb calorimeter the temperature rises from 21.00℃ to 25.18℃. The heat capacity of methane is 3.754x10^3 J/℃. The amount of heat, q (in kJ) absorbed by the calorimeter apparatus is: Correct …

More Similar Questions