chemistry

What is the total amount of heart absorbed by 100.0 grams of water when the temperature of the water is increased from 30.0 degrees Celcius to 45.0 degrees Celcius?

  1. 👍 0
  2. 👎 0
  3. 👁 326
  1. q = mass water x specific heat water x (Tfinal-Tinitial)

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. Science

    A piece of unknown metal with a mass of 68.6 grams is heated to an initial temperature of 100 Celsius and dropped into 42 grams of water with an initial temperature of 20 Celsius in a calorimeter the final temperature of the

  2. Chemistry

    "Calculate the enthalpy of vaporization of water given that, when 5.00 grams of steam (gaseous H2O) at 100°C was introduced into a beaker containing 500 grams of water at 20.0°C, the temperature rose to 26.2°C." q_H2O(l) +

  3. physics

    An object is moved from the outdoors, which is at a temperature of 100 ºF, to a room at a temperature of 70 º F. What happens to the object when it’s placed in the room with a lower temperature? a. The object gives off more

  4. Chemistry - Enthalpy

    "Calculate the enthalpy of vaporization of water given that, when 5.00 grams of steam (gaseous H2O) at 100°C was introduced into a beaker containing 500 grams of water at 20.0°C, the temperature rose to 26.2°C." H2O (l) -> H2O

  1. chemistry

    3. If 15.0 mL of a 1.5M HCl solution at 21.50C is mixed with 25.0mL of a 1.5M NaOH solution at 21.50C that is in a calorimeter, and the final mixed solution temperature rises to 28.50C, what is the ΔHrxn for this process? Assume

  2. Calculus

    a bottle of water with temperature 70 F is placed in a refrigerator with an internal temperature of 34 F. After 30 minutes, the temperature of the water has decreased to 52 F a)Give the cooling constant k(6th decimal place), and

  3. Science

    1. How much heat energy is lost by 3 kg of water when it cools from 80 degrees C to 10 degrees C? 2. A 300 g piece of aluminum is heated from 30 degrees C to 150 degrees C. What amount of heat energy is absorbed? 3. Determine the

  4. Chemistry

    When ice at 0°C melts to liquid water at 0°C, it absorbs 0.334 kJ of heat per gram. Suppose the heat needed to melt 30.7 g of ice is absorbed from the water contained in a glass. If this water has a mass of 0.189 kg and a

  1. chemistry

    how to calculate the amount of heat in calories absorbed when 50.0 g of water at 20 degrees C spreads over your skin and warms the body temperature, 37 degrees C

  2. science

    100.0g of 4.0c water is heated until its temperature is 37c. if the specific heat of water is 4.18 j/g c, calculate the amount of heat energy needed to cause this rise in temperature.

  3. chemistry

    1. How many joules of energy must be absorbed to raise the temperature of 20 grams of water from 25°C to 30°C?

  4. chemistry

    How much heat is absorbed if 45 grams of sweat is evaporated from someone's skin? ∆Hvap for water at body temperature is 2.41 kJ/g.

You can view more similar questions or ask a new question.