Based on the data given of all 3 trials given in the screenshots (if you cant see it properly click on it and download) answer these questions with step by step solution: Show the enthalpy diagram for each chemical salt when they dissolve in water. What two variables were kept constant throughout the trials and give a reason for this Thank you!
Thermochemistry
Thermochemistry can be considered as a branch of thermodynamics that deals with the connections between warmth, work, and various types of energy, formed because of different synthetic and actual cycles. Thermochemistry describes the energy changes that occur as a result of reactions or chemical changes in a substance.
Exergonic Reaction
The term exergonic is derived from the Greek word in which ‘ergon’ means work and exergonic means ‘work outside’. Exergonic reactions releases work energy. Exergonic reactions are different from exothermic reactions, the one that releases only heat energy during the course of the reaction. So, exothermic reaction is one type of exergonic reaction. Exergonic reaction releases work energy in different forms like heat, light or sound. For example, a glow stick releases light making that an exergonic reaction and not an exothermic reaction since no heat is released. Even endothermic reactions at very high temperature are exergonic.
Based on the data given of all 3 trials given in the screenshots (if you cant see it properly click on it and download) answer these questions with step by step solution:
- Show the enthalpy diagram for each chemical salt when they dissolve in water.
- What two variables were kept constant throughout the trials and give a reason for this
Thank you!
![Trial 2
200ml
LIQUIDS SOLIDS SOLUTIONS
Sodium hydroxide-NaOH
Mass (g) 5.00
Temp (°C) 20.0
Show AH solution (kJimal) -44.51
Trial 3
300m
LIQUIDS SOLIDS SOLUTIONS
Ammonium nitrate-NH₂NO₂
Mass (g) 5.00
Temp (C) 20.0
Show AH solution (klimal) 25.69
Temp change
32.66°C
LIQUIDS SOLIDS SOLUTIONS
Water-H₂O
100
Temp (°C) 20.0
Show specific heat (J/g°C) 4.184
Temp change
16.35°C
LIQUIDS SOLIDS
Water-H₂O
SOLUTIONS
Mass (g) 100.
Temp (C) 20.0
Show specific heat (Jig"C) 4.184](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff6d72c90-879a-4299-8a6d-6ef088f83407%2F642635d0-a4db-4e21-9efc-114d9ae12870%2Fq8vhs9_processed.png&w=3840&q=75)
![Trial 1
300mL
200ml
106
LIQUIDS SOLIDS SOLUTIONS
Sodium hydroxide-NaOH
Mass (g) 2.50
Temp (°C) 20.0
Show AH solution (kJ/mol) -44.51
Temp change
26.49°C
600
500ML
400H
HE
POK
100H
0
LIQUIDS SOLIDS
Water - H₂O
SOLUTIONS
Mass (g)
Temp (C) 20.0
Show specific heat (J/g°C) 4.184
100.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff6d72c90-879a-4299-8a6d-6ef088f83407%2F642635d0-a4db-4e21-9efc-114d9ae12870%2Foesq4q4_processed.png&w=3840&q=75)
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