Answer to Question #55535 in General Chemistry for Aleshia

Question

1. The specific heat capacity of lead is 0.13 J/g•K. How much heat (in J) is required to raise the temperature of 35 g of lead from 22 °C to 37 °C? _______
2. Given the data in the table below, ΔH°rxn for the reaction
Ca(OH)2 + 2H3AsO4 → Ca(H2AsO4)2 + 2H2O
is ________ kJ.
True/False questions:
G) The enthalpy change of a reaction is the reciprocal of the ΔH of the reverse reaction.
________
H) Hf , the standard enthalpy of formation of a compound, is the change in enthalpy for the
reaction that forms one mole of the compound from elements with all substances in their
standard state._________
I) The enthalpy of a reaction is equal to the heat of the reaction. ________
J) When work is done on a system, w will be a negative value. __________
K) Bomb calorimeter measures q which is ΔH. ___________
L) Standard state of a substance is its pure form at atmospheric pressure (1 atm) and the
temperature of 0 °C._________________