134% If you want to melt 81.1 g of antimony, how much energy do you need to add if the heat of fusion is 165 J/g?

Q: How much heat must be absorbed by a 15.0-g sample of water to raise its temperature from 25.0 °C to…

A: The heat absorbed by the given system is determined by using following formula.

Q: Water has a heat of fusion  at 80.0 cal per gram. If I have 4.14 g of ice at its melting point how…

A: Heat of fusion is 80 cal/g. We have 4.14 g of ice at 0°C. We have to calculate the heat required to…

Q: A student boils 9.43 grams of an unknown substance into vapor. If completely vaporizing the…

A: Heat of Vaporisation :- Energy required to make vapor of a fixed amount of liquid to its vapor.

Q: How many joules are needed to boil 28.1 g of water if the heat of vaporization is 2256 J/g? . If you…

A:

Q: 500.0 g of water in its liquid phase loses 5,892 J of heat. If it started at a temperature of 25.0…

A: We have given that  The mass of water = 500g  Heat release in liquid phase = 5892J  Initial…

Q: How much heat ( in joules) does it take to heat 45.0 g of 23.0 C water until it is steam at 112.0 C?

A: Answer: Heat (in joule) = 117319.5 J

Q: How much energy is needed to heat 356 g of ice at -10 °C to 0 °C and melt it?Heat =…

A: Heat capacity is calculated by below equation,

Q: A metal with a specific heat of 0.780 J/g degrees C requires 45.0 J of heat to raise the temperature…

A: The amount of heat released or absorbed by the substance is calculated by the formula,…

Q: 5. How much heat must be,removed from 15.5 g of water at 90.0°C to cool it to 43.2°C? 30353

A:

Q: The specific heat of water is 4.184 J gc. What is the amount of heat associated with heating 50.0 ml…

A:

Q: How much heat energy does 50.0 grams of water absorb if it’s temperature goes from 22.0 Celsius to…

A: Answer: Given data Mass of water m=50.0g Rise in temperature of water ∆T=(25.3-22)°C∆T=3.3°C

Q: Why does liquid water have a higher specific heat than ice or water vapor?     a Liquid water is…

A: Heat capacity is the capacity or the measure to sustain heat via a fixed amount of substance. Since…

Q: Which statement describes the transfer of heat energy that occurs when an ice cube is added to an…

A: When ice is added to water at 25°C

Q: How much heat is required to warm 162g of water by 33℃? Cwater = 4.184J/g℃

A: The amount of heat required to increase the temperature of one kilo gram of a substance by one…

Q: How much heat is needed to melt 1.43 grams of ice into water from -5.34 degrees C to 84.3 degrees C?

A:

Q: The specific heat of ice is 0.492 cal /(g x °C). How many calories of heat are required to raise the…

A: Given: Specific heat capacity of ice= 0.492 cal/g⋅ oC Mass of ice = 100.0 g Initial Temperature of…

Q: How much energy is needed to cause 5.0x104 g of ice to heat from -40 C to its melting point and then…

A: Matter around us exist in mainly three states, that is solid, liquid and gas. The matters change…

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

A: Given: Mass of ice is 100 g. Specific heat of ice is 0.5 cal/g·°C. Temperature is heated from 0°C to…

Q: What is the energy change when 37.0 grams of water cools from 71.0 degrees Celcius to 13.5 degree…

A: The energy change can be calculated as follows

Q: Calculate the amount of heat needed to raise the temperature of 2.34moles of pure liquid ethanol…

A:

Q: How much heat is required to warm 1.50 kg of sand from 24.0 ∘C to 100.0 ∘C

A: Given: Mass of water = 1.5 kg = 1500 g Initial temperature (T1) = 24°C  Final temperature (T2) =…

Q: If 9000.0J of heat are absorbed by 800.0 g of water at 5.0 degree C, what will be its final…

A: Given,  If 9000.0J of heat are absorbed by 800.0 g of water at 5.0  °C, the final temperature of…

Q: How much total heat, in kJ, does it take to heat 82.58 grams of ice at 0°C to 91.36°C?   cwater =…

A: Here there are two heat to be consider as q1 = Heat require to melt the ice at 0 oC and q2 =  heat…

Q: A 149-g sample of steam at 100 ∘C is emitted from a volcano. It condenses, cools, and falls as snow…

A: The emitted volcano at 1000C is 149 g. The heat of condensation = 2260 J/g =149 g x 2260 J/g= 336740…

Q: The heat of fusion for water is 80. Cal/g. How many calories of heat are released when 20.0 g of…

A: Given: Mass of water = 20 g The heat of fusion for water = 80 cal/g

Q: 2. How much heat must be removed from 155 g of water to cool it from 92.3 °C to 21.6°C? 16

A: Given that the final temperature is 21.6 degree Celsius and the initial temperature is 92.3 degree…

Q: The specific heat capacity of gold is 0.13 J/g°C. How many calories of energya needed to warm 0.513…

A: Q= cm∆T Q = energy given m is mass of substance ∆T is change in temperature. c is specific heat

Q: How much heat is absorbed by 750 grams of water as it is heated from 25.0°C to 96.0°C? (in kJ,…

A: Heat absorbed by water, q = ms∆T                                           q = 750 x 4.184 x ( 96.0…

Q: How much heat would need to be removed to cool 197.1 g of water from 25.6°C to -10.7°C?

A: Given, mass of water = 197.1 g  initial temperature, Ti=25.6°C Final temperature , Tf=-10.7°C

Q: 3. How much heat is absorbed when 11.2 grams of graphite is heated from 22.0 °C to 55.0°C if the…

A: heat absorbed, q = ms∆T                             = 11.2 g x 0.170 cal/goC x ( 55.0 - 22.0 ) oC…

Q: 14. Why do substances with hign heat capac poo O They absorb heat instead of sending it to other…

A: Given: Substances with high heat capacity make poor heat conductors.

Q: w many grams of liquid CF2CI2 are needed to cool 126 g of water from 44.1 to 26.3 °C? The specific…

A: CF2Cl2  chemical name is dichlorodifluoromethane   , it is colourless gas and  it is usually called…

Q: 25.0 kJ of heat is added to 52.0g of ice at -10.0°C. What is the temperature of the water (in °C…

A: To Solve this problem we will use the formula q = m• c •∆T  Where,  q = heat abosbed  m = mass of…

Q: What is the total amount of heat released when 94.0 g water at 80.0 °C cools to form ice at −30.0…

A:

Q: How much heat is liberated when 50g of water is cooled from 100 ᵒ C to 20 ᵒ C

A: This can be solved as follows

Q: 5. A 85.75g sample of a clear liquid is cooled from 68.3° to 32.1°C when it loses 5850 Joules of…

A: Specific heat capacity is amount of heat needed to increase the temperature of one gram of substance…

Q: How much heat is gained by Aluminum when 52.2 g of Al is warmed from 20.3D defrees Celsius to 35.1…

A: Given, mass of Al (m) =52.2 gInitial temperature T1 =20.3°CFinal temperature T2 = 35.1°Cspecific…

Q: How many joules of energy are needed to change 125.00 g of water from 15.0°C to steam at 100.0°C?

A:

Q: 10. In which state (x) does a gram of water loses less heat to cool down to 20 °C? (1) at +40 °C or…

A: Boiling point of water is 100°C.  A gram of water needs to be cool down to 20 °C.

Q: When the certain mass of mercury are heated from 10.0 oC to 15.0 oC, 55.2 J of energy are absorbed.…

A:

Q: How much heat is released when a 27.7 g sample of ethylene glycol (C = 2.42 J/g·°C) at 42.76°C is…

A: Given that, Mass of ethylene glycol = 27.7 grams Specific heat capacity of ethylene glycol (Cs) =…

Q: How much heat is required to warm 2.07 kg of sand from 32.6 to 48.9 °C. The specific heat of sand is…

A:

Q: The amount pf heat required to raise the temperature of a given amount of substance b by 1 degree…

A: To solve this problem we have to know about the given terms

Q: Calculate the amount of heat needed to boil 106. g of methanol (CH,OH), beginning from a temperature…

A: q = mc∆T  q is the amount of heat energy required  m is the mass of substance  c is the specific…

Q: A (4.1700x10^1) g sample of water (C = 4.18 J / g ºC) initially is at (5.110x10^1)ºC. What is the…

A: According to the equation, Q=mcdTQ=Heat absorbed or releasedc=specific heat capacitydT=Change in…

Q: The specific heat capacity of liquid water is 4.18 J/g-K. How many joules of heat are needed to…

A:

Q: A 30.37 g sample of a substance is initially at 28.3 degrees Celsius. After absorbing 2235 J of…

A: The amount of heat (Q) gained or lost by a substance (with mass m) as its temperature changes (ΔT)…

Q: compare the amount of heat given off by 1.40 mol of liquid water when it cools from 100.0c to 30c to…

A: Heat capacity of liquid water - 4.184 J/(g oC) Heat capacity of steam - 2.03 J/(g oC) Amount of…