2. For each of the following situations, determine if an endothermic or exothermic reaction/process is taking place.   a. Upon dissolving NH4Cl in water the beaker is cold to the touch. _______________ b. Upon dissolving CaCl2 in water the beaker is hot to the touch.    _______________ c. Nuclear fission: n0 + 235U  → 141Ba + 92Kr + 3 n0 + energy        ________________ d. Photosynthesis: 6 CO2 + 6 H2O + energy → C6H12O6 + 6 O2       _______________  e. Melting ice           _______________

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Q: Consider the reaction: ICl(g) + Cl₂(g) → IC₃(s). The ∆G(f)° of ICl(g) is -5.5 kJ/mol and the ∆G(f)°…

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A: Balanced chemical equations are given in the following step.

Q: Consider a hypothetical chemical reaction: A+B →C+D (In this equation 4, B, C and D stand for some…

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Q: 4. The reaction: 4 Al (s) + 3 02 (g) → 2 Al203 (s) ; AH° = -3351 kJ Is and therefore heat is by the…

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Q: = H

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A: Dear student, this question is related to energy diagram.

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Q: exothermic reaction

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Q: Give examples of exothermic and endothermic reactions.

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