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Science-Related Homework Help Chemistry Topic started by: Benrick on Jun 15, 2018



Title: Change in Enthalpy and Standard Enthalpies of Formation
Post by: Benrick on Jun 15, 2018
1) Use the standard enthalpies of formation to determine ΔH°_rxn  for the reaction.

4 NH_(3 (g))+5 O_(2 (g))→4 NO_( (g))+6 H_2 O_( (g))

2) The thermite reaction, in which powdered aluminum reacts with iron oxide, is highly exothermic.

2 Al_( (s))+Fe_2 O_(3 (s))→Al_2 O_(3 (s))+2 Fe_( (s))

Use standard enthalpies of formation to find ΔH°_rxn  for the thermite reaction.


Title: Re: Change in Enthalpy and Standard Enthalpies of Formation
Post by: bio_man on Jul 16, 2018
https://www.youtube.com/watch?v=rsAeS0e6v9I