When 5.28 g of a solid mixture composed of NH4Cl and CaCl2 was dissolved in 100.0 mL of water, the temperature of the water rose by 4.91°C. How many grams of each substance was in the mixture? Include the mass of salts in calculation of heat generated.

Q: In a coffee cup calorimeter, a student adds 2.50 g of calcium, followed by addition of 50.0 mL of…

A: Since the temperature change in positive, heat is absorbed by the solution and released by the…

Q: An experiment is carried out where 10.9 g of solid NaOH is dissolved in 230.0 g of water in a…

A: Here solid NaOH is the solute and water is the solvent. Given the mass of solute, NaOH(s) dissolved…

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A: The expression for heat energy is as follows,                         Where,       Q = Heat energy…

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Q: How much heat (in kJ) is needed to raise the temperature of 100.0 grams of water by 25.0 °C?  The…

A: Mass of water(m) = 100 gm  specific heat capacity of water(s) = 4.184 J/g·°C  Increase in…

Q: A calorimeter contains 34.0 mL of water at 14.0 °C . When 2.30 g of X (a substance with a molar mass…

A:

Q: When 5.40 g of a solid mixture composed of NH4Cl and CaCl2 was dissolved in 100.0 mL of water, the…

A: Given Mass of NH4Cl = 1.78 g Mass of CaCl2 = 3.26 g

Q: A piece of chromium metal with a mass of 24.55 g is heated in boiling water to 98.3 °C and then…

A: Here we are required to find the specific heat capacity of Chromium

Q: 2. Octane, a major component of gasoline, burns according to the reaction: 20,H,8 0) + 250, (@)…

A: Given,

Q: When 4.51 g of a solid mixture composed of NH¼CI and CaCI2 was dissolved in 100.0 mL of water, the…

A:

Q: When 4.88 g of a solid mixture composed of NH¼CI and CaCl2 was dissolved in 100.0 mL of water, the…

A: Given that : The mass of the solid mixture = 4.88 g The volume of water = 100.0 mL The rise in…

Q: 1. The metabolism of one mole of glycerol trioleate, C5 H93O6, a common fat, produces 3.022 x 10*kJ…

A:

Q: sample of water weighing 46 g is heated from 8.5 Cº to 74.6 C°. Calculate the amount of heat…

A: Given data: Mass of sample of water = 46g Water specific heat =  4.184 J/g C° Initial temperature =…

Q: When 3.12 g of glucose, C6H12O6, is burned in a bomb calorimeter, the temperature of the calorimeter…

A: Given: Mass of glucose     = 3.12 g Mass of water        = 775 g Initial temperature of calorimeter…

Q: When a reaction occurs in a calorimeter, the temperature of 100 g of a reaction mixture increases by…

A:

Q: When 4.81 g of a solid mixture composed of NH4CI and Cačl2 was dissolved in 100.0 mL of water, the…

A: Please find your solution below :

Q: A 1.99 g sample of a soluble salt dissolves in 23.8 mL of water in a coffee cup calorimeter.  When…

A: Given, mass of sample of salt m = 1.99 g increase in temperature = 24.3 °C specific heat of solution…

Q: In one experiment, a student placed 50.0 mL of 1.00 M HCl in a coffee-cup calorimeter and carefully…

A: This problem can be solved by using the following method of the calorimeter. q=m×c×△TWhere;m= mass…

Q: When 4.88 g of a solid mixture composed of NH4CI and CaC2 was dissolved in 100.0 mL of water, the…

A: When another component is added to a liquid (a solvent), the boiling point of the liquid (a solvent)…

Q: A 1.36 g sample of a soluble salt dissolves in 23 mL of water in a coffee cup calorimeter.  When the…

A: Given: Mass of sample               = 1.36 g Volume of water              = 23 mL Decrease in…

Q: (6) 2. Octane, a major component of gasoline, burns according to the reaction: 20,H ) 250,…

A:

Q: Under constant- volume conditions, the heat of combustion of glucose, C6H12O6, is 15.57 kJ/g. A 3.50…

A:

Q: Consider the dissolution of ammonium nitrate according to the following equation: NH,NO3(s) → NH,…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3 sub-parts. Please resubmit the…

Q: A 2.885 g sample of methanol, CH3OH, is combusted in a bomb calorimeter. The temperature of the…

A: The mass of methanol is 2.885 g. The increase in temperature is 11.38 K. The molar mass of methanol…

Q: When 5.28 g of a solid mixture composed of NH4Cl and CaCl2 was dissolved in 100.0 mL of water, the…

A: Given: 5.28 g of a solid mixture composed of NH4Cl and CaCl2 was dissolved in 100.0 mL of water, the…

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A:

Q: Why did you use 4.184 J/goC as the specific heat capacities of the solutions? a. Because all kinds…

A: Specific heat capacities of the solutions = 4.184 J/g oC

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Q: When a 7.00 g sample of KCl is dissolved in water in a calorimeter that has a total heat capacity of…

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Q: When 5.54 g of a solid mixture composed of NH.Cl and CaCl2 was dissolved in 100.0 mL of water, the…

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Q: 27. The addition of 3.15 g of Ba(OH)2·8H2O to a solution of 1.52 g of NH4SCN in 100 g of water in a…

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Q: When 5.49 g of a solid mixture composed of NH,Cl and CaClz was dissolved in 100.0 ml of water, the…

A: Given that -  Mass of mixture of NH4Cl and CaCl2 = 5.49 g  Volume of water = 100 mL  Increase in…

Q: 2. Two metals of equal mass with different heat capacities are subjected to the same amount of heat.…

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Q: A 1.800-g sample of phenol (C6H4O2) was burned in a bomb calorimeter whose total heat capacity is…

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Q: Samples of aluminum and iron, both 1 kg in mass, absorb 9.5 kJ. Which substance would yield a larger…

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Q: Hydrogen gas, H2 , reacts explosively with gaseous chlorine, Cl2 , to form hydrogen chloride,…

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Q: 3. A 135.0 g sample of dilute hydrochloric acid is placed in a copper calorimeter with a mass of 465…

A: Q3) Given that: Mass of HCl sample = 135.0 g Mass of copper calorimeter = 465 g Specific heat…

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Q: A substance is found to have a heat capacity of 400.0 J °C. How much heat (in kJ) is absorbed when…

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Q: If the specific heat capacity of benzene, C6H6C6H6, is 1.74 Jg∘CJg∘C, calculate its molar heat…

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Q: If 330. Grams of an unknown substance at 200 oC are placed in a calorimeter filled with 2000. Grams…

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Q: What is the chemical equation for the reaction that corresponds to breaking just the carbon–carbon…

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Q: The specific heat capacity of copper is 0.384 J/g⋅°C. What is the molar specific heat capacity of…

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Q: 0.500 g of ethanol [CH3CH2OH(l)] was burned in a bomb calorimeter. The temperature of the water rose…

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Q: A 4.117-g impure sample of glucose (C6 H12 O6 ) was burned in a constant-volume calorimeter having a…

A: Given: Mass of impure sample of glucose = 4.117g Heat capacity = 19.65 kJ/°C Rise in temperature =…