Answer:
A. $100 is the correct answer.
Explanation:
The heat absorbed when 2.8 mol NH₄NO₃ is dissolved in water is 71.96 kJ.
<h3>What is heat?</h3>
Heat is the transportation of energy to or from a thermodynamic system.
By the formula of heat

Where n = moles
Delta Hrxn is molar heat
q = heat
Putting the values in the equation

Thus, the heat absorbed when 2.8 mol NH₄NO₃ is dissolved in water is 71.96 kJ.
Learn more about heat
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Answer:
the blank space is use because the blank space is to be filled by a verb
use is the most appropriate
Answer:
An organism that gets its energy by eating plants or animals or An organism that forms the base of the food chain.
Explanation:
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2 kg = 2000g
15 minutes + 25min (4) = 115 minutes
Answer: 1 hour and 55 min