A 52.76 g sample of a substance is initially at 28.4 °C. After absorbing 1985 J of heat, the temperature of the substance is 133.4 °C. What is the specific heat (c) of the substance? c =

Q: What is the specific heat of a 65.51 g piece of an unknown metal that exhibits a 45.2°C temperature…

A: Weight of unknown metal= 65.5 1g Temperature (∆T)= 45.2°C Absorbed heat=1870 J

Q: Mercury was once used in thermometers and barometers. When 69.7 J of heat are absorbed by 100.0 g of…

A: Given, Heat absorbed Q = 69.7 J change in temperature ΔT = 29.98 - 25 = 4.98 ℃ Mass m = 100 g

Q: A 110.0-g sample of a gray-colored, unknown, pure metal was heated to 92.0 oC and put into a…

A: Assuming specific heat of metal is C. Since all the heat released by metal in reaching the final…

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: What is the specific heat of a 88.51 g piece of an unknown metal that exhibits a 45.2°C temperature…

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

Q: What is the specific heat of a 66.51 g piece of an unknown metal that exhibits a 45.2°C temperature…

A: The relation between specific heat and heat energy is given by q = m * C * ΔT Where q = heat energy…

Q: For the following thermochemical equation, CH4(g) + 2O2(g) → CO2(g) + 2H2O(l)        ΔH = –890 kJ…

A: Given reaction: CH4 (g) + 2O2 (g) → CO2 (g) + 2H2O (l). ∆H = -890 kJ. So, 890 kJ of heat is released…

Q: When one mole of C6H6 is burned, 3.27 MJ of heat is produced. When the heat from burning 5.27 g is…

A: Given: 3.27 MJ = 3270000 J molar mass of C6H6 = 78.11 gm/mol that mean 78.11 gm C6H6 = 1 mole then…

Q: A 45.61 g sample of a substance is initially at 24.6 °C. After absorbing 2495 J of heat, the…

A: Mass of sample m = 45.61 gramInitial temperature T1 = 24.6 °CFinal temperature T2 = 119.5 °CHeat…

Q: Which sample will reach the lowest final temperature when all samples evolve 12.5 J of heat and all…

A: Since, Q =m.c.St WHERE Q = heat energy M =mass of metal C= specific heat of metal Triangle T =…

Q: A 59.55 g sample of a substance is initially at 25.6 °C. After absorbing 1881 J of heat, the…

A: Given:             Q = 1881J            Mass (m) = 59.55g = 0.0595Kg Temperature(T1) = 25.6°C = 25.6…

Q: The specific heat capacities of copper, gold, and cobalt are given. Based on this information, which…

A: Specific heat capacity means the amount of heat required to raise the temperature of 1 gram of a…

Q: A 10.0 gram lead ball was heated with 55.5 joules of heat to 50.0 oC. Given the specific heat of…

A: A 10.0 gram lead ball was heated with 55.5 joules of heat to 50.0 °C. Given the specific heat of…

Q: A 52.7 g. piece of an unknown metal is heated up 51.4 °C when given 3492 J of heat.  What is the…

A: Formula : Heat, q = msΔT     3492 = 52.7 x s x 51.4   s = 1.289 J g-1 °C-1 Here s is specific heat…

Q: It was determined that: 135 J of heat is required to increase the temperature of 10.0 g of an…

A:

Q: If the energy change for a system is equal to the mass of the substance x the change in temperature…

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

Q: I know the specific heat of a metal in J/gC. I know how to calculate the specific heat of the same…

A: The average specific heat is calculated by adding the specific heat of each trial and further…

Q: How much heat must be added to a 8.21 g sample of gold to increase its temperature from 25 oC to…

A: We know that Q = m×C×∆T Q = heat m = mass C = Specific heat ∆T = change in temperature m = 8.21g C =…

Q: A 15.0 gram lead ball at 25.0°C was heated with 40.5 joules of heat. Given the specific heat of lead…

A: The change in temperature of the lead ball can be calculated by equation (1). where q is the heat…

Q: neat re

A:

Q: What is the specific heat of a 76.01 g piece of an unknown metal that exhibits a 45.2°C temperature…

A: Consider the given information is as follows; Mass of unknown metal = 76.01 g Temperature change…

Q: A piece of iron is heated to 95 °C and dropped into 150 g of water at 25 °C. When equilibrium is…

A: Given, Let m ass of iron= mi=?

Q: A 20.33 g sample of a substance is initially at 28.5 °C. After absorbing 2325 J of heat, the…

A: • The values provided in the question are:-  i) Mass of a substance, m = 20.33 g  ii) Initial…

Q: A 47.0 g sample of an alloy is heated to 121.0 °C and dropped into 106 g of water at 20.0 °C. The…

A: The mass of the alloy is .The initial temperature of the alloy is .The mass of water is .The initial…

Q: When carbon disulfide,CS2, forms from its elements, heat is absorbed. How much heat would be…

A: Applying concept of mole relationship with heat of reaction.

Q: A 46.78 g sample of a substance is initially at 26.6 °C. After absorbing 2893 J of heat, the…

A:

Q: What is the specific heat of a 75.01 g piece of an unknown metal that exhibits a 45.2°C temperature…

A: Given : Mass of metal = 75.01 g Change in temperature of metal = 45.2 °C And the total heat absorbed…

Q: How much heat is released when the temperature of an 8.21 g sample of gold decreases from 87.9 oC to…

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

Q: Calculate the amount of heat, in Joules, needed to raise 34.0g of water from 55.0°C to 76.0°C. The…

A: Here we are required to find the amount of heat needed to raise 34.0g of water from 55.0°C to 76.0°C…

Q: A 51.74 g sample of a substance is initially at 25.6 °C. After absorbing 2939 J of heat, the…

A:

Q: The specific heat of ethylene glycol is 2.43 J/g·K. If x kJ of heat is needed to raise the…

A: Given that: Mass of ethlene glycol(m)  = 35g T1 = 15.2°C T2 = 60.5°C  Specific heat (C) = 2.43 J/g.K…

Q: What is the specific heat of a 72.01 g piece of an unknown metal that exhibits a 45.2°C temperature…

A: Given data is  mass of sample = 72.01 g Temperature = 45.2 oC Heat absorbed = 1870 J Formula used…

Q: A  4.03  kg piece of granite with a specific heat of 0.803 J g-1 °C-1 and a temperature of  93.5  °C…

A: Given, Mass of granite = 4.03  kg Specific heat of 0.803 J g-1 °C-1

Q: When a 43.0 g sample of metal at 100.0 oC is added to 38.0 g of water at 23.72 oC, the final…

A:

Q: At 861 oC the equilibrium constant for the reaction: 2 IBr(g)  I2(g) + Br2(g) is KP = 1.86. If the…

A: Given;

Q: How much heat is required to warm 100.0 g water from 31.8 degrees Celcius to 67.5 degrees Celcius?…

A: The heat required is calculated as,

Q: Calculate the specific heat of a 15.0 g material that releases 372 J of heat when the temperature…

A: Given: Mass = 15.0 g Heat energy = 372 J Initial temperature = 85.0 degree Celsius Final temperature…

Q: What is the specific heat of a 42.01 g piece of an unknown metal that exhibits a 45.2 °C temperature…

A:

Q: Ices] A 21.0 g sample of pure iron at 85 °C is dropped into 66 g of water at 20. °C. What is the…

A: The given problem can be solved by using the formula given below as; mironCiron∆T = mwaterCwater∆T…

Q: What is the amount of heat (value of q) when 22.8 g of aluminum is heated from 20.0℃ to 425℃?

A: Given :- mass (m)  = 22.8 g           Initial temperature (T1) = 20.0 oC           Final temperature…

Q: The specific heat of toluene (C7H8), is 1.13 J/g•K. How many kJ of heat are necessary to raise the…

A: