8 Answered Questions for the topic Calorimetry

Calorimetry Chemistry

05/02/22

What is the molar enthalpy of solution of Ammonium Chloride (NH4Cl) and what reputable source did you get the info from?
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11/14/21

Final temperature of acid-base reaction solution conducted in a calorimeter, inclusive of calorimeter heat capacity
Two solutions, 200. mL of 0.862 M HCl(aq) and 200. mL of 0.431 M Ba(OH)2(aq), are mixed in a constant pressure calorimeter (a coffee-cup calorimeter) that has a heat capacity of 453 J/oC. The... more
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Calorimetry Chemistry

11/11/21

Coffee Calorimetry

When a solid dissolves in water, heat may be evolved or absorbed. The heat of dissolution (dissolving) can be determined using a coffee cup calorimeter. In the laboratory a general chemistry... more
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02/14/21

100 g of ice at 0 ºC is added to an insulated chamber containing 20 g of steam at 100 ºC. What is the final temperature of the 120 g of water
I began by saying the following: Qabsorbed by ice=Qreleased by steam ... more
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Calorimetry Chemistry

11/15/19

Calorimetry problem
2.035g of a soluble salt is added to 48.1g of water in a calorimeter. The temperature changes from 26.6 °C to 19.4 °C. Calculate the heat change q of the reservoir in joules. Assume the heat... more
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Calorimetry Chemistry

11/15/19

Calorimetry question
If 51.8 mL of 1.3 M NaOH react with excess HCl creating 2742.3 J of heat, what is the ΔHneutralization in kJ/mol? NaOH(aq) + HCl(aq) → NaCl(aq) + H2O(l)
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Calorimetry Chemistry

07/20/19

Molar enthalpy in calorimetry experiment
25.0 mL of 1.00 M KOH solution is mixed with 25.0 mL of 1.05 M HCl in an open calorimeter. You can assume volumes of these solutions are additive. The density of the resulting solution is 1.03 g/mL... more
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Calorimetry Chemistry

04/01/19

calorimetry: final temperature of the solution formed after NaCl is dissolved in water
consider the following reaction: NaCl (s) -> Na+ (aq) + Cl- (aq) ΔH=3.88 kJ/mol In a coffee-cup calorimeter you dissolve 23.3 g of this salt in 117 g of water at 27.7 C. what will be the final... more
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