`C_(7)H_(6)O_(3) + C_(4)H_(6)O_(3) rightarrow C_(9)H_(8)O_(4)O_(2)`
What is the percent yield if 0.85g of aspirin is formed in the reaction of 1.00g of salicylic acid with excess acetic anydride ?
`{:("Substance", "Molar Mass"), (C_(7)H_(6)O_(3), 138.12g.mol^(-1)), (C_(4)H_(6)O_(3), 102.09g.mol^(-1)), (C_(9)H_(8)O_(4), 180.15g. mol^(-1)), (C_(2)H_(4)O_(2), 60.05g.mol^(-1)):}`

C_(7)H_(6)O_(3) + C_(4)H_(6)O_(3) rightarrow C_(9)H_(8)O_(4) + C_(2)H_(4)O_(2) What is the percent yield if 0.85 g of aspirin is formed in the reaction of 1.00 g of salicylic acid with excess acetic anydride ? {:("Substance", "Molar Mass"), (C_(7)H_(6)O_(3), 138.12g.mol^(-1)), (C_(4)H_(6)O_(3), 102.09g.mol^(-1)), (C_(9)H_(8)O_(4), 180.15g. mol^(-1)), (C_(2)H_(4)O_(2), 60.05g.mol^(-1)):}

For the reaction C_(3)H_(8)(g) + 5 O_(2)(g) rightarrow 3CO_(2)(g) + 4 H_(2)O(l) at constant temperature , DeltaH - Delta E is

For the reaction , 2C_(2)H_(6)(g)+7O_(2)(g)rarr4CO_(2)(g)+6H_(2)O(l) , the rate of disappearnce of C_(2)H_(6)(g) :

For the reaction, C_(7)H_(8)(I) + 9O_(2)(g) rarr 7 CO_(2)(g) + 4H_(2)O(I) , the calculated heat of reaction is 232 kJ mol^(-1) and observed heat of reaction is 50.4 kJ mol^(-1) , then the resonance energy is

For the reaction, C_(7)H_(8)(I) + 9O_(2)(g) rarr 7 CO_(2)(g) + 4H_(2)O(I) , the calculated heat of reaction is 232 kJ mol^(-1) and observed heat of reaction is 50.4 kJ mol^(-1) , then the resonance energy is

Calculate the change in enthalpy for the following process at 1 atm H_(2)O(1, 50^(@)C) rarr H_(2)O (g, 150^(@)C) given that Delta H_(v) at 100^(@)C is 40.7 kJ mol^(-1) C_(p)(H_(2)O, l) = 75.0 J mol^(-1)K^(-1) C_(p)(H_(2)O, g) = 33.3 J mol^(-1)K^(-1)