soccerrox10 soccerrox10

25-07-2017
Chemistry

contestada

How much heat is absorbed when 2.8 mol NH4NO3 is dissolved in water? The molar heat of solution of NH4NO3 is 25.7 kJ/mol.

Respuesta :

amipatel97otm63u amipatel97otm63u

25-07-2017

There's a simple formula for this. This formula is:

(n)*(delta Hrxn) = (qrxn)

n= moles
delta Hrxn = molar heat
q = heat

You just have to simply plug in the values
qrxn = (2.8 mol)*(25.7 kJ/mol)
qrxn=71.96 kJ

Answer Link

Otras preguntas

which one of the following examples represents a repeating decimal A. 1.111114 B. 0.777777 C. 4.252525 D. 0.123123

Much research on adults as well as adolescents indicates that the gaps between ________ and ________ in everyday situations are very large, with everyday decisi

What is the average value of y=cosx/x^2+x+2 on the closed interval "[-1, 3]"?

Carlos was camping and getting cold as the sun went down. He wanted to light a fire for warmth and light. However, he discovered that the nearby wood was wet, a

Does sound travel faster or slower when the air gets warmer ?

When a sailor is presented with a potential or real conflict between honesty and loyalty, which of the two is more important?

A 3.0% (m/v) potassium chloride solution has a volume of 25.0 mL. How many moles of potassium chloride are in the sample? I would answer this. But my teacher sk

write the rule for the transformation of the original figure

Please explain how you got your answer.

what is the minimum amount of physical activity a person should engage in at a time? A)10 minutes B)30 minutes C)20 minutes D)1 Hour