How much heat is required to melt 20 g of ice initially at 0 degree Celsius and convert it into water at 50 degree Celsius? Use the accepted value of the latent heat of fusion of water (80 cal/g) in your calculation.

Q: The British Thermal Unit (BTU) is defined by the heat needed to raise the temperature of one pound…

A: Determine the heat in kilocalories.

Q: How much heat is necessary to change 10g of ice at -20°C into water at 20°C? The specific heat of…

A: Given: Weight of ice (mice) = 10 g. Initial temperature (Ti) = -20 ̊C. Final temperature (Tf) = 20…

Q: What mass of steam at 100°C must be mixed with 415 g of ice at its melting point, in a thermally…

A:

Q: What is the change in the rate of the radiated heat by a body at the temperature T1 = 20ºC compared…

A:

Q: How much heat is transferred in 9 minutes through a glass window of size 1.4 m by 1.3 m, if its…

A: Solution:

Q: What is the heat capacity of a radiator system that uses 1.50 x 105J of heat to go from 25.0 ⁰C to…

A: Given that Heat used by radiator Q = 1.5 X 105 J

Q: How much heat does it take to boil 26 g of ice with a starting temperature of 250 K? Please show…

A: Given: The mass of the ice is m=26 g. The initial temperature is Ti=250 K. The boiling temperature…

Q: To sterilize a 155 g glass water bottle, we must raise its temperature from 62.0ºC to 102ºC. How…

A: givenmass of glass water bottle m=155 g=0.155kgTermerature (T1)=62°CTemperature T2=102°C

Q: Chaeyoung wants to study the heat transfer between a 50 g of heated block of iron (cFe = 0.449 J/g…

A: To solve the given question, we will use the conservation of energy. The heat emitted by hot iron=…

Q: How much heat is necessary to change 300g of water at 10 degrees celsius into water at 90 degrees…

A: It is given that,

Q: Sixty grams of water are at an initial temperature of 26 °C. Calculate the heat required to…

A:

Q: How much energy is required to increase the temperature of 25 g water from 0 C∘ to 50 C∘. The…

A: To determine: The amount of energy required to increase the temperature.   Given: Mass of water,…

Q: How much heat is involved when 100 g ice at 0 oC is heated to 80 oC? Specific heat of ice is 0.5…

A: Given that                   The mass of ice (m) = 100g We know that the latent heat of ice (L) =…

Q: A 355mL cup of hot chocolate has an initial temperature of 49°C. How many Calories of thermal energy…

A:

Q: If you want to calculate how much heat would be needed to condense a given mass of gas at its…

A: Latent heat of vaporization: The latent heat of vaporization can be defined as when a substance is…

Q: How much heat must be removed from 456 g of water at 25.0°C to change it into ice at -10.0°C? The…

A: MASS OF WATER, m = 456g ⇒ 0.456 KgINITIAL TEMPERATURE OF WATER, T1 = 25°CFINAL TEMTERATURE OF ICE,…

Q: How much water mass do you lose while running for 3.0 h? At body temperature the heat of…

A: Given data: Power (P) = 340 W Time (t) = 3.0 h Heat of vaporization = 2.4 × 106 J/kg Required: Mass…

Q: 4 kg of ice at 0◦C is converted to steam at 100◦C. How much heat is needed? The heat of fusion…

A:

Q: How much heat energy is required to vaporize 1 gram of of ice at 1 Celsius?

A: In the given question, We have to determine the heat energy to vaporize 1 gram of of ice at 1…

Q: if 50 g of aluminum shot (c = 0.22) is heated to 100°C and dropped into 200 g of water at 20°C, the…

A: Given: The mass of the aluminum is 50 g. The initial temperature of the aluminum is 100oC. The…

Q: It took ten minutes to warm 250g of water at zero degrees (but not frozen) up to 21degrees Celsius.…

A: Given data The mass of the water is m = 250 g. The final temperature of the water is Tf=21°C. The…

Q: How much ice at 0 degree C is needed to lower the temperature of 100 g of water at 25 degreeC to 5…

A:

Q: How much heat (in cal) is needed to heat a container of water (with a mass of 5.5 kg) (specific heat…

A:

Q: How much heat is required to heat 10.0 g of liquid isobutane at -25°C to 23°C? The specific heat of…

A:

Q: A pot with 0.0001m3 of vegetable oil is being heated from 20 degrees Celsius to 100 degrees Celsius.…

A: Calculate the mass of te oil in the pot. Mass of the oil=Density×Volume                      =925…

Q: How much energy is required to change a 0.600 kg ice cube from ice at -20.0 °C to water at 20.0 °C?…

A: To find the total heat we need to answer the question in three steps. We have to find the heat…

Q: The center span of a steel bridge is 1,140 meters long on a winter day when the temperature is -5C.…

A:

Q: How much heat is required to vaporize 7 grams of ice initially at 0 degrees Celsius when the latent…

A:

Q: On a winter day the temperature drops from - 5 degrees * C to - 25 degrees * C overnight . If a pan…

A: The amount of heat required to change the temperature is Q=mcΔT

Q: A hot steel plate with a surface area of 1.52 m2 and a constant surface temperature of 166°C is…

A:

Q: When the indoor temperature of a house is 25°C and the outdoor temperature is -8°C, the inside and…

A:

Q: How much heat is necessary to change 220 g of ice at -5 degree Celsius to water at 20 degrees…

A:

Q: Imagine transferring a certain amount of heat Q to one liter of water raising its temperature by 10…

A:

Q: Sixty grams of water are at an initial temperature of 26 °C. Calculate the heat required to…

A: Given data:  Mass (m) = 60 g Initial temperature (T0) = 26°C Final temperature (T) = 100°C Specific…

Q: How much heat is needed to freeze 2 kg of water at 70 degree C to convert it to ice cubes at -11…

A: When heat energy is supplied or absorbed from an object , the temperature of the object will…

Q: How much thermal energy (in J) is required to boil 1.90 kg of water at 100.0°C into steam at…

A: Given data: Mass of the water, m=1.90 kg Temperature difference, ΔT=157oC-100oC = 57oC Latent heat…

Q: How much heat must be added to 100 g of ice at 0 ° C to melt the ice completely?

A:

Q: A cup with 1.25 kg of ice is at -10 celsius is heated until all the ice melts. How much energy was…

A: Given,

Q: You draw in a deep breath on a chilly day, inhaling 3.0 L of 0°C air. If the pressure in your lungs…

A: The ideal gas law, PV=nRT   Rearrange the above equation for the number of moles, n=PVRT

Q: If the price electrical energy is $0.08 per kilowatt hour, what is the cost of using electrical…

A:

Q: How much heat is required to heat 1.5kg of water from 7degree Celsius to 85degree Celsius

A: Given, Mass of water,m=1.5 kg Change in temperature, ∆T=85-7=78 °C Specific heat capacity of water,…

Q: How much heat (in cal) is needed to heat a container of water (with a mass of 4.1 kg) (specific heat…

A: Given data: Mass (m) = 4.1 kg = 4100 g Specific heat capacity (c) = 1.00 cal/g.°C Initial…

Q: A hot steel plate with a surface area of 2.17 m2 and a constant surface temperature of 165°C is…

A:

Q: How much heat is required to raise the temperature of 4 gal of water from 60 degrees Fahrenheit to…

A: Given in question -  Mass of water = 4 gal                                   Initial…