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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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tara.harris.9 tara.harris.9
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3 months ago

What is ΔH°rxn for the following reaction?

SiO2(s) + 4HCl(g) → SiCl4(g) + 2H2O(g)

 Substance

ΔH°f(kJ/mol)

 SiO2(s)

–859.3

 SiCl4(g)

–662.8

 HCl(g)

–92.3

 H2O(g)

–241.8



▸ –1856.2 kJ/mol

▸ –1372.6 kJ/mol

▸ –47.0 kJ/mol

▸ 82.1 kJ/mol

▸ 530.6 kJ/mol
Textbook 
Chemistry: Atoms First

Chemistry: Atoms First


Edition: 4th
Author:
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rectorrector
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