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 is placed into 2.00 L of water at  19.5  °C. When the granite and water come to the same temperature, what will the temperature be?

Q: Adding 5.47 g of to 140 g of water in a coffee-cup calorimeter (with stirring to dissolve the salt)…

A: According to the question, we are adding 5.47 g of NH4NO3 to 140 g of water in a coffee-cup…

Q: A 2.00 g sample of a salt (MX(s)) is added to 20.0 g of water at 22.0 °C in a calorimeter. The…

A: Given that, a 2.00 g of a sample of a salt MX(s) is added to a 20.0 g of a water at 22.0oC. So, the…

Q: Calculate the amount of heat (in kJ) required to raise the temperature of 1.65 lb of water from 294K…

A: Given : Initial temperature =  294K Final temperature =  303K Mass of water = 1.65lb

Q: (a) A serving of a particular ready-to-serve chicken noodlesoup contains 2.5 g fat, 14 g…

A: Nutrients are essential components, which are required to provide energy to all living cells. Some…

Q: A generic solid, X, has a molar mass of 61.8 g/mol. In a constant-pressure calorimeter, 18.6 g of X…

A: Answer:- This question is answered by using the simple concept of calorimetry which states heat lost…

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: When 107 g of water at a temperature of 23.5 °C is mixed with 65.8 g of water at an unknown…

A: According to the data given in the question,Weight of water at 23.5℃ (296.5 K) = 107 gWeight of…

Q: 39.0 g sample of a metal is heated to 63.0 °C and then dropped into 125.0 g of water in a…

A: Heat absorbed by the substance = m x Cs x ∆T  m = mass of substance Cs = specific heat capacity of…

Q: Two 66-g ice cubes at 0 °C are dropped into 5.00 x 102 mL of tea to make iced tea. The tea was…

A: The mass of tea (m) is calculated as follows:

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 chemist carefully measures the amount of heat needed to raise the temperature of a 0.53 kg sample…

A: We know that  Q = m*s*ΔT        ----------(1) Where, Q is heat energy               m is mass of…

Q: 5.2 g of NaOH is added to a coffee cup calorimeter containing 861 mL of 1.10 M acid, where the acid…

A: Given molarity of acid = 1.10 M  Volume = 861 mL  Density of the solution = Density of water = 1.0…

Q: A block of an alloy of mass 35.0 g and at a temperature of 19.54 °C is placed in a calorimeter…

A:

Q: A calorimeter contained 79.0 g of water at 16.15°C. A 128-g sample of iron at 65.92°C was placed in…

A:

Q: A sample of 24.9 g of ammonium nitrate, NH4N03, was dissolved in 121.3g of water in a coffee cup…

A: Mass of sample (ammonium nitrate) = 24.9 gram Mass of water = 121.3 gram Specific heat of solution =…

Q: A 50.0 g sample of liquid water at 25 °C is mixed with 44.7 g of water at 45.0 °C. What is the final…

A:

Q: 8. The reaction below was carried out in a calorimeter initially at 22.0 °C. After 0.0180 g of iron…

A:

Q: A scientist is attempting to determine the specific heat capacity of a newly discovered metal. To do…

A: We have to calculate the specific heat of metal.

Q: You add 100.0 g of water at 58.3 °C to 100.0 g of ice at 0.00 °C. Some of the ice melts and cools…

A:

Q: Adding 5.00 g of to 140 g of water in a coffee-cup calorimeter (with stirring to dissolve the salt)…

A: The enthalpy change ΔH is the heat of solution (qrxn) per mole of solute (n). i.e.…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.55 kg sample…

A:

Q: A piece of iron (mass = 25.0 g) at 398 K is placed in a styrofoam coffee cup containing 25.0 mL of…

A: Given,Mass of iron (m1) = 25 gInitial temperature of iron (Ti) = 398 KSpecific heat capacity of iron…

Q: A 56.43 g sample of iron (with a heat capacity of 0.450 J/g·°C) is heated to 100.0 °C. It is then…

A:

Q: A 50.0-g sample of a copper-zinc alloy is heated to 100.0oC. The hot metal is quickly added to 100.0…

A: Specific heat capacity is the amount of heat in Joules is required by the substance to raise its…

Q: You add some of the white crystals to a small test tube filled with water. The water in the test…

A: This can be calculated by specifi heat formula, CP = (dH/dT)P dH = Enthalpy change  dT = Temperature…

Q: In a Calorimetry experiment, a chemical reaction causes the temperature of the solution in the…

A: The heat released can be measured by product of mass of substance with specific heat ad change in…

Q: A student mixes 67.0 mL of a 2.01 M sodium hydroxide solution with 22.4 mL of 6.45 M hydrochloric g…

A:

Q: A serving of Chocobits cereal is 122 g.A 1.00-g sample of the cereal is burned in a bomb calorimeter…

A: The objective of this question is to calculate the energy content of a serving of Chocobits cereal…

Q: A 77.5g piece of brass is heated so that its temperature is 98.7◦C. Next, it is quickly placed in a…

A:

Q: A piece of lead (mass = 2.85 g) at 10.3 C is placed in a Styrofoam coffee cup containing 7.55 mL of…

A:

Q: A 138.9 g sample of an unknown metal at a temperature of 99.1 °C is added to 44.72 g of water at a…

A: Q = mC∆T

Q: The specific heat capacity of a particular type of pasta is 1.8 Jg·◦C. Suppose you toss 340 grams of…

A: A numerical problem based on heat energy released, which is to be accomplished.

Q: A piece of molybdenum metal whose mass is 6.87 g is heated to 100.0 °C and then dropped into an ice…

A: The molar heat capacity is the amount of heat required to increase the temperature of one gram…

Q: When 6.54 grams of Zn is placed in 500.0 mL of 1.00 M CuSO4(aq) in a coffee cup calorimeter, it…

A: Given data,Mass of Zn=6.54gMolarity of CuSO4=1.00MVolume of CuSO4=500mL=0.5LTemperature…