Question

General Chemistry UCHM 140-60 Name Test #3:Chapters 5 and I0 Bonus: In what US city wo ld youjind Disneyland? (HİNT I pess that is why Disney male she move." "Angels О.he MULTIPLE CHOICE Choose the letter of the answer choice that best completes the statement or answers the question and place your selection in the space provided in the right hand margin.(1 point each) 1) Which one of the following is an exothermic process? 1) A) boiling soup B) ice melting C) condensation of water vapor D) water evaporating E) Ammonium thiocyanate and barium hydroxide are mixed at 25 C: the temperature drops 2) A AH corresponds to an proxcess 2) A) negative, endothermic B) negative, exothermic C) positive, exothermic D) zero, exothermic E) zero, endothermic 3) Which one of the following statements is true? 3) A) The enthalpy change for a reaction is independent of the state of the reactants and products B) Enthalpy is an intensive property C) H is the value of q measured under conditions of constant volume. D) The enthalpy change of a reaction is the reciprocal of the Alf of the reverse reaction. E) Enthalpy is a state function. 4) A chemical reaction that releases heat to the surroundings is said to be and has a 4) AH at constant pressure. A) endothermic, positive B) endothermic, negative C) exothermic, negative D) exothermic, positive E) exothermic, neutral

Answer 1

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