How much energy is needed to cause 5.0x104 g of ice to heat from -40 C to its melting point and then fully melt into water?  Cwater = 4.18 J/gC      ΔHfus = 334 J/g

Q: Calculate the amount of heat energy (in joules) needed to rase the temperature of 12.50 g of water…

A: Heat released or absorbed by an object is calculated using law if calorimetry. This law states that,…

Q: How much heat will be absorbed by a 50.3 g piece of aluminum (specific heat = 0.930 J/g·°C) as it…

A: Using the relation,q=mCp∆TGiven,m=50.3 gCp=0.930 J/g.°C∆T=67 °C-23 °C∆T=44 °C

Q: 1. The temperature of a 15.0 g sample of a metal (specific heat 0.040 J/g.°C) is raised by 18.2°C.…

A: Using relation:  Q = m×s×∆T     -----(1) where Q is amount of heat absorbed m is mass of substance s…

Q: In a freezer, 125 g of water at 0 °C is placed in an ice cube tray. How much heat, in kilojoules,…

A: Given: Mass of water = 125 g.

Q: What is the heat involved (in J) as 3.04 grams of water cools from 18.6 °C to 1.4 °C? Cp(H2O) =…

A: Heat is a form of energy that is define in joule. Heat = q= mc∆T Q=mc(T2-T1)

Q: How many Joules are required to heat 250.0 grams of liquid water from 0°C to 100.0°C? The specific…

A: In given question chany the temperature, mass and specific heat required

Q: The heat capacity of liquid ethanol is 2.45 J/g-deg C. How much heat do you need to add to 100 g of…

A: Given: Specific heat capacity of ethanol = 2.45 J/g⋅ oC Mass of ethanol = 100.0 g Initial…

Q: (B) 80.1 when absorbs the same (تصبح الأكثر دافئا) gets the warmest (المواد) Which of the following…

A:

Q: How much heat (in kJ) will be absorbed by a 31.5 g piece of aluminum (specific heat = 0.930 J/g･°C)…

A:

Q: How much heat (in kJ) will be absorbed by a 79.1 g piece of aluminum (specific heat = 0.930 J/g･°C)…

A: Given: Mass of Al piece = 79.1 gSpecific heat of Al = 0.930 J/g.°CInitial temperature = 23.0 °CFinal…

Q: A 20.0-gram cube of ice at 0.00°C is dropped into a calorimeter containing 120. grams of water at…

A: The question is based law of conservation of energy. Whatever heat released by liquid water is…

Q: A 5.34g sample of aluminum at 23oC absorbs 170 J of heat.  What is the new temperature of the…

A: According to the law of calorimetry Heat absorbed by a substance depends on mass of the substance,…

Q: A 9.0 g sample of iron (specific heat= 0.44 J/g °C) heated to 60°C eventually cools to  30°C. What…

A: The mass of metal is = 9.0 g The decrease in the temperature of the metal is = (60-30)oC = 30oC The…

Q: How much heat (in J) is evolved or absorbed when a 35.1 g sample of ethanol (specific heat = 2.46…

A: specific heat capacity is the amount of heat required to raise the temperature of 1 Kg of a…

Q: A 100.0-g bar of gold is heated from 25 °C to 50 °C during which it absorbs 323 J of heat. Assume…

A: Specific heat capacity (s) :- The amount of heat absorbed by one gram of a substance to increase…

Q: CTIVITY 1. A6-kg sample of water is heated from 8.50°C to 74.60 C. Calculate the amount of heat…

A: In this question, we will determine the amount of heat.  You can see the solution below.

Q: Calculate the heat change when 366 g of mercury (specific heat = 0.139 J/g.°C) cools from 77.0 °C to…

A:

Q: 9. Use the following thermochemical equations as needed to find the heat of formation of diamond:…

A: Given equations are : 1). C (diamond) +  O2 (g)  --------> CO2 (g) , ΔH1 = -395.4 KJ  2). 2CO2…

Q: A flask of 10 g of diethyl ether is cooled from 50.0 °C to 10.0 °C. What is the total quantity of…

A:

Q: 28.5 g piece of gold is heated and then allowed to cool. What is the nange in temperature (°C) if…

A: According to the question, 28.5 g of gold is heated and then allowed to cool down.  Also, molar heat…

Q: 7.) Use the following thermochemical equations as needed to find the heat of formation of diamond:…

A: We can solve this problem using this concept, Graphite and diamond are in equilibrium state at their…

Q: The specific heat of silver 0.24 J/g°C. How many joules of energy are needed to warm 4.37g of silver…

A:

Q: . How many joules of energy are required to raise the temperature of the water to 45.0 ºC? (The…

A: We will use formula of heat.

Q: What amount of heat is required to raise the temperature of 250.0 g of aluminum (Al) by 40°C? The…

A: Given, Change in temperature,∆T = 40°C mass of aluminium, m = 250 g Specific heat of aluminium ,…

Q: 60.0 g of ice at 0 °C is dropped in 140 g of water at 80 °C. Calculate the final temperature in °C…

A: Suppose the final temperature of the thermal equilibrium state after mixing is T oC. So T oC is the…

Q: 1.)  How much energy is required to raise the temperature of 10.7 grams of solid zinc from 20.3°C…

A:

Q: How much heat (in cal) is needed to heat a container of water (with a mass of 5 kg) (specific heat…

A: Given, Note: 1Kg = 1000 g Mass of water (m) = 5 Kg = 5000 g Specific heat capacity of water (Cp) =…

Q: What quantity of heat (in kJ) will be absorbed by a 44.3 g piece of aluminum (specific heat = 0.930…

A:

Q: 10. How much heat is required to bring the temperature of one kilogram of aluminum from 20-C to…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: How much heat in Joules must be used to raise the temperature of 0.340 kg of water from 28oC to…

A: Given information: Mass of water = 0.340 kg Initial temperature for water (Ti) = 28 oC Final…

Q: A 100.0-g bar of gold is heated from 25 °C to 50 °C during which it absorbs 323 J of heat. Assume…

A: Given, the mass of gold bar m =100.0 ginitial temperature T1 =25 °C =(25+273)K =298 Kfinal…

Q: How much heat (in kJ) will be absorbed by a 50.3 g piece of aluminum (specific heat = 0.930 J/g•°C)…

A: We know that   heat energy is given by     q = m* C* ΔT Given that   Mass of Al = 50.3 g   specific…

Q: How much heat is absorbed by 20 g of gold when it is heated from 25oC to 35oC? The specific heat of…

A:

Q: What is the new temperature of the sample?

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

Q: What amount of heat energy (in Joules) is needed to heat 4.83 grams of water (c = 4.18 J/g°C) at…

A: The given data contains, mass  = 4.83 g. Temperature T1 = 400C Final temperature T2 = 600C

Q: How much heat is involved when an 8.50 kg copper is heated from 25 °C to 1000 °C? Specific eat of…

A: We have to predict the heat involved in raising the temperature.

Q: 76. The evaporation of water is endothermic: H2O(1) – → H,O(g) AHxn = +44.01 kJ %3D What minimum…

A: The evaporation of water is an endothermic process. The enthalpy of evaporation is given by: The…

Q: 1. Calculate the amount of heat energy associated with 125 g of ice at 0°C turning into water at…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Specific heat capacity is a) the quantity of heat required to melt 1.00 g of a substance. b) the…

A: Hello. Since your question has multiple parts, we will solve the first question for you. If you want…

Q: Section 6: Multi-Step Heat Calculation How much heat energy is needed to heat 62.3 g of ice from…

A: Given:  Mass of ice = 62.3 gm  Moles of ice = 62.3/18 = 3.46 moles  Cp ice = 2.09 J/g°C  ∆Hfus =…

Q: A 22.5-g sample of ice at 0.0°C is added to 100.0 g of warm water at 35.0°C, and the final…

A:

Q: How much heat (in kJ) will be absorbed by a 75.9 g piece of aluminum (specific heat = 0.930 J/g･°C)…

A:

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: 1. How many joules of energy would be required to raise the temperature of 3.2 grams of mercury…

A:

Q: The specific heat capacity of silver is 0.24 J/g·°C. How many joules of energy are needed to warm…

A: Heat capacity is a physical property of a substance which is defined as the amount of energy that…

Q: 6. How much heat does a 15-gram piece of aluminum metal release as it cools from 260°C to 35°C? 4.18…

A: Detail mathematical calculation to find out the heat released is given below

Q: A 55 kg block of metal has an original temperature of 15.0°C and 0.45 J/g°C. What will be the final…

A: m = 55 kg = 55000 g  Ti = 15°C  c = 0.45 J/g.°C q = 450 J  Tf = ?

Q: The temperature of 15 grams of water increased by 3.0° Celsius (specific heat of water is 4.186…

A:

Q: How much heat energy is needed to raise the temperature of 10.00 grams of solid aluminum (c = 0.90…

A: Heat energy can be calculated as: Q = mc∆T Where, Q = heat m = mass c = Specific heat ∆T = Change in…