Identify whether there will be an increase or a decrease in entropy for the system. Nitrogen gas reacts with hydrogen gas to produce ammonia gas. Choose... N2(g) + 3H2(g) → 2 NH3(g) the condensation of steam Choose... dry ice subliming Choose... magnesium solid reacting with molecular oxygen to produce solid magnesium oxide. Choose... 2 Mg(s) + O2(g) → 2 MgO(s) Dor Choose... increase in entropy decrease in entropy

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A: Given Equilibrium concentrations [N2O4 ] = 0.0898 M [NO2] = 0.0204 M

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Q: 4. Calculate the molar concentration of oxygen in water at 25°C for a partial pressure of 0.22 atm. ...

A: The formula used is:-  C = KH P  Where C = concentration  KH = Henry's constant P = pressure 

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Q: b. Mass of I- in the sample. O 0.1438 g O 0.1722 g O 0.1623 g O 0.1939 g O 0.1840 g

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Q: c2identify the reducing agent and oxidizing agent in the following reactions

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A: Preparation of soap from stearic acid and NaOH is a process called saponification. 

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A: K is known as the equilibrium constant 

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Q: HO F HO,

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A: When acetic acid reacts with isoamyl alcohol produces an ester called as isoamyl acetate. 

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Q: mole fraction

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Q: Enumerate at least five real-life of the collision theory of chemical kinetics

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A: 1. REAL 2. REAL 3. BOTH 4. IDEAL 5. IDEAL 6. IDEAL 7. BOTH

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Q: 1,4-dimethylcyclohex-1-ene with BH3, H;O2, OH 4-methylpent-2-ene with mCPBA, H;O, H*

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Q: но. 10 HO 11 12 H30* H,0 14 15 H3O* H,0 16 17 H3O* H,0

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Q: If a rock contains 75% lead 206 (Pb206) and 25% uranium 238 (U238), how old is the rock? Explain ho...

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