Do you have energy?
Quiz by Luz Ordoveza
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10 questions
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- Q1Which refers to the amount of heat evolved or absorbed in a reaction carried out at constant pressure?entropypotentialenthalpy changekinetic30s
- Q2which is NOT a characteristics of exothermic reaction?the container feels warmthe temperature of the reaction mixtures risesheat is released to the surroundingthe container feels cooler30s
- Q3Which physical process is endothermic?photosynthesisthermal decompositionevaporationaction of light30s
- Q4Why is bond breaking an endothermic? Because___total energy absorbed for bond breaking is less than the total energy released for bond makingits temperature rises.it released energy in the processtotal energy absorbed for bond breaking is > than the total energy released for bond making30s
- Q5The minimum amount of energy that reactant particles must possess in order for a chemical reaction to occur is __enthalpyactivation energycatalystenergy profile30s
- Q6When the product of the reaction is less than the reactant or is negative the reaction is ___exothermicreducedoxidisedendothermic30s
- Q7Bond makingactivation energyreleased energyabsorbed energyendothermic30s
- Q8If the product's enthalpy is positive, it said to be___endothermicactivatedenergy levelexothermic30s
- Q9Combustion is____endothermicphysical processsynthesisexothermic30s
- Q10which of the following is exothermic chemical process?condensationphotosynthesisrespirationfreezing30s