Answer:
the fourth one I think....m
Explanation:
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Answer:
114 kPa
Explanation:
Using Gay-Lussac's law you get the equation 
and converting celcius you get the final equation of 
. After dividing 85.5 by 27+273(300) you get 0.285 and then you multiply 0.285 by 127+273 (400). You finally get 114 kPa
Answer:
H-F is a polar covalent molecule in which dipole-dipole interactions exists
Answer: The ∆Hf is -384.7kj/mol
Explanation:
H2O +SO3-----H2SO4
-285.8 +(-98.9------- -384.7kj/mol
