Chem 1B Midterm 1 Review

Chem 1B Midterm 1 Review - the temperature of water is...

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Chem 1B Midterm 1 Review 20:20 1. for a particular process q=-10kj and w=25kj which of following are true none of above 2. which statement is true of a process in which 1 mole of a gas is expanded from  state A to state B amount of heat released in process will depend on path taken 3. a calorimeter contains 250g of water at 22.3c. a block of metal with a mass of  85g is heated to 97.9c and then placed in the water in the calorimeter. After time 
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Unformatted text preview: the temperature of water is measured to be 27.4c. calculate heat capacity per gram of metal. Assume no heat lost to calorimeter or surroundings. • .89 J/g C 4. for dissociation reaction of acid HF. HF -> H + F. why is S negative? • Ions are hydrated 5. for process NH3 -> NH3 ∆ H=5.65kj/mol and ∆ Sfus=28.9 j/mol K. what is melting point of ammonia? • ∆ G = H-T ∆ S • 196C review#1 • q=130.1kj= ∆ E • ∆ H= 20:20 20:20 20:20 20:20...
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Chem 1B Midterm 1 Review - the temperature of water is...

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