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Science-Related Homework Help Chemistry Topic started by: einsteindude on Dec 14, 2014



Title: How many kJ are produced when 50.0 g of oxygen reacts with excess H2 (g)? 2 H2
Post by: einsteindude on Dec 14, 2014
How many kJ are produced when 50.0 g of oxygen reacts with excess H2 (g)?
 
2 H2 (g) + O2 (g) --> 2 H2O(l) +572 kJ

A) 572 kJ
B) 446 kJ
C) 1140 kJ
D) 715 kJ
E) 286 kJ


Title: Re: How many kJ are produced when 50.0 g of oxygen reacts with excess H2 (g)? 2 H2
Post by: f_zah1 on Dec 17, 2014
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Title: Re: How many kJ are produced when 50.0 g of oxygen reacts with excess H2 (g)? 2 H2
Post by: Dajia Sermons on Apr 15, 2020
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Title: Re: How many kJ are produced when 50.0 g of oxygen reacts with excess H2 (g)? 2 H2
Post by: Lil_Michael Taylor on Apr 15, 2020
Thank you


Title: Re: How many kJ are produced when 50.0 g of oxygen reacts with excess H2 (g)? 2 H2
Post by: Whitney Wakefield on Nov 11, 2020
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Title: Re: How many kJ are produced when 50.0 g of oxygen reacts with excess H2 (g)? 2 H2
Post by: Tknapp23 on Nov 21, 2020
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Title: Re: How many kJ are produced when 50.0 g of oxygen reacts with excess H2 (g)? 2 H2
Post by: SoLLUMINATI on Aug 20, 2022
I'm getting something different, why?


Title: BFSF: How many kJ are produced when 50.0 g of oxygen reacts with excess H2 (g)? 2 H2
Post by: Abigail Jean on Oct 31, 2023
Help! The answer is missing an explanation...