MDCAT Chemistry Past Paper 2023#First Law of Thermodynamics#Thermochemistry & Thermodynamics11Choose the best answerWhat is the mathematical statement of the first law of thermodynamics? (MDCAT 2023)AΔE = q + wBΔE = −q − wCΔE = −q + wDΔE = q − w Like 0 Discuss 0Share
Sindh MDCAT 2022 Chemistry#Hess's Law#Thermochemistry & Thermodynamics12Choose the best answerQ.105 Reaction taking place in one step or in several steps have same ΔH, it is statement of:ALussac's law of combining volumeBHess's lawCBoyle's lawDCharles's law Like 0 Discuss 0Share
UHS MDCAT 2024 Chemistry#Enthalpy#Thermochemistry & Thermodynamics13Choose the best answerThe enthalpy change when 1 Mole of water is formed by the reaction of acid with an alkali under standard conditions is known as:AEnthalpy of formationBEnthalpy of reactionCEnthalpy of combustionDEnthalpy of neutralization Like 0 Discuss 0Share
UHS MDCAT 2024 Chemistry#Enthalpy#Thermochemistry & Thermodynamics14Choose the best answerIn endothermic reaction, the heat content of the:AReactants and products is equalBReactants is more than that of productsCProducts is more than that of reactantsDReactants & Products will not change Like 0 Discuss 0Share
Sindh MDCAT 2020 Chemistry#Enthalpy#Thermochemistry & Thermodynamics15Choose the best answerThe thermal energy at constant pressure is called: (Sindh MDCAT 2020)AEnthalpyBInternal energyCHeat capacityDWork done Like 0 Discuss 0Share