Question

Wrto the equilibrium expression for each chemical equation: PCs(a) =PC13(+ Cl2(a) K [PC] [PC1,][Cl] K_[PCI,][CI] [PCI) OR_[PC][CI] [PC] [PCI,1 K PC1,C, QUESTION 18 Norane ( 20 ) a hydrocarbon that can be bumed as fol. The standard host of combustion is shown in the chemical equation below: CH206) +140x9 00260 +10H,O,,AH = -6125.21kJ/mol if 130g of onane combusts, how much heat is released? -6040 kJ 6040 -6211 6211 kJ QUESTION 19 30 * )=140x104m. Calculate (OH) given 7.14 M 140x100 M 1.40 M Click Save and Submit to save and submit Chek Saue All A osa alla

Answer 1

PUS, ² Pclaust Elzig) K= [PC] [Cle [PUs & Imole CH2o produce 128.2 g imel 128.2 9 produce produce An= - 6125-21 KJ/mol -6125-21 kJ/ mal heat - 6125.21 x 130 128.2 = - 6211.211 kJ/mol correct option is - Kw = 10-14 (0] = 1.400 X 10-4M [on] [ 190]* = [kw] [on-] = 10-14 1.40x104 Long: 7:19 x 10" M