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When a reaction produces heat, the heat flows
endothermic
universe = system + surroundings
-140 J
-2511.6 kJ
the reactants have more enthalpy than the products
-140 J
from the system to the surroundings
from the system to the surroundings
If the H(reactants) = 340 J and H(products) = 200 J, what is the enthalpy (heat) of the reaction?
endothermic
universe = system + surroundings
-140 J
-2511.6 kJ
the reactants have more enthalpy than the products
-140 J
from the system to the surroundings
from the system to the surroundings
what is the enthalpy (heat) of the reaction 2C₂H₂(g) + 5O₂(g) ⟶ 4CO₂(g) + 2H₂O(g) +2511.6 kJ ?
endothermic
universe = system + surroundings
-140 J
-2511.6 kJ
the reactants have more enthalpy than the products
-140 J
from the system to the surroundings
from the system to the surroundings
After an exothermic reaction
endothermic
universe = system + surroundings
-140 J
-2511.6 kJ
the reactants have more enthalpy than the products
-140 J
from the system to the surroundings
from the system to the surroundings
Which reaction happens in an ice pack?
endothermic
universe = system + surroundings
-140 J
-2511.6 kJ
the reactants have more enthalpy than the products
-140 J
from the system to the surroundings
from the system to the surroundings
When a reaction produces heat, the heat flows
endothermic
universe = system + surroundings
-140 J
-2511.6 kJ
the reactants have more enthalpy than the products
-140 J
from the system to the surroundings
from the system to the surroundings
If the H(reactants) = 340 J and H(products) = 200 J, what is the enthalpy (heat) of the reaction?
endothermic
universe = system + surroundings
-140 J
-2511.6 kJ
the reactants have more enthalpy than the products
-140 J
from the system to the surroundings
from the system to the surroundings
which expression is correct?
endothermic
universe = system + surroundings
-140 J
-2511.6 kJ
the reactants have more enthalpy than the products
-140 J
from the system to the surroundings
from the system to the surroundings
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Match it!
Match it!