Ideal Gases

  • Thread starter Gil-H
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  • #1
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Homework Statement


A sample of gaseous substance composed of only hydrogen and boron,
underwent combustion with excess oxygen.
As a result, all the hydrogen turned into water, and all the boron turned into B2O3.
a) find the empirical formula of the substance?
b) find the chemical formula of the substance?
c) what is the molar mass of the substance?
d) what is the mass of the B2O3 that was formed?

Homework Equations


substance mass: 0.596 gr
substance volume: 0.484 L
temperature: 273 K
pressure: 1 atm
mass of water: 1.17 gr
 

Answers and Replies

  • #2
Borek
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You have to show your attempts to receive help. This is a forum policy.
 
  • #3
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Problem solved.
And thank you for the remark.
I'll keep that in mind.
 

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