SUPPL INSTR FOR CH302 (G E) - In Class Assignment _1

SUPPL INSTR FOR CH302 (G E) - In Class Assignment _1 -...

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Warm-up Problems GE Chemistry 302 Week of 26. Jan 1. If I want to make 100 mL of 5M Hydrochloric Acid (HCl) and all I have is water and a unlimited supply of 10 M HCl how much water and how much 10 M acid should I mix? 2. Which of the following is not in its thermodynamic standard state at STP? a. H 2 (g) b. C(s, graphite) c. N(g) d. Fe(s) 3. True or False: an endothermic reaction absorbs heat The enthalpy (ΔH) of an endothermic reaction will have a positive or negative sign? 4. If I have a gas mixture in a closed container containing molecules of gas A, gas B, and gas C, write an expression for the mol fraction (Χ A ) and partial pressure (P A ) of gas A. Are Χ A and P A related? If so, how? 5. If I have a 100 mg/L solution of sodium nitrate, what is my solution’s concentration in units of M? 1
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In-class Problem Set GE Chemistry 302 Week of 26. Jan 1. A reaction for which ΔH is positive and ΔS is negative. a.
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SUPPL INSTR FOR CH302 (G E) - In Class Assignment _1 -...

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