Answer: 104 KJ mol
Each NH3 has 3 N-H bonds
Explanation:
Enthalpy change(DHo)= sum t enthalpy of products - sum of enthalpy of Reactants
DHo= 2x3 dHo (N-H) - {dHo(N2)+3dHo(H-H)}
= 6(391)-(945+3(432))
=2346-(945+1296)
=2346-2241
DHo= 105 KJ/mole
Answer:
No
Explanation:
AS there are more that are sick in the HL+ group than in the control group.
Answer:
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Explanation:
Find the value of the following expression using suitable properties of whole numbers
and name the property used.
789 × 175 – 75 × 789
Plant respiration , animal respiration , factory emission
the universe formed through the big bang explosion, all of the elements on Earth have been cooked for billions of years in stars and then released in the universe through super- nova explosions.
