Which reagents will achieve the following transformation? OH O 0 conc. H₂SO4 heat PCC conc. H₂SO4 heat PCC منہج RCO3H 1) EtMgBr 2) H30 1) PrMgBr 2) H₂O** RCO3H 1) EtMgBr 2) H30 1) MeMgBr 2) H₂O

3) The molar heat of formation of NH&NO3 (s) is –367.54 kJ and those of N20 (g) and H20 (1) are 81.46 and -285.8 kJ respectively at 25 °C and 1 atmospheric pressure. Calculate AH, AS, and change in free energy of the reaction. NH,NO3(5) – N20o + H20m

Pleaseee help me with my hw. Tysm❤️ ACTIVITY: Answer completely 5 grams of an unknown compound was dissolved in 75 ml of water with an initial temperature of 22.5ᵒC contained in a coffee-cup calorimeter. Upon dissolution of the compound, the final temperature of the resulting solution is 33.2ᵒC. The calorimeter constant used is 200 J/ᵒC. What is the heat of the solution of the compound?

Once the methanol has reached its boiling point, it must be vaporized. Themolar enthalpy of vaporization for methanol is 38 kJ mol-1 . How much heat must be added to vaporize 1.00 kg methanol?

Given the following reaction: CO(g) + H₂O(g) CO2(g) + H2(g) Kc = 1.87 at 700 °C If a student heated 0.8 mol each of CO(g) and H2O(g) in a 5 L flask at 700 Celsius, solve for the concentration of each component when equilibrium is reached.

9.20. Ammonia is oxidized with air to form nitric oxide in the first step of the production of nitric acid. Two principal reactions occur: 4 NH3 + 5 024 NO + 6 H₂O 2 NH3 + 2O₂ → N₂ + 3 H₂O A flowchart of the reactor follows. 100 mol NH3(g)/min 25°C, 8 bar 900 mol air/min 0.21 02 0.79 N₂ 150°C, 8 bar REACTOR Product gas: 700°C, 8 bar 90 mol NO/min 0000 150 mol H₂O(v)/min 716 mol N₂/min 69 mol 0₂/min ġ(kJ/min)

8. The heat capacity of liquid water is 4.186 J/(g.oC) and that of isopropanol is 2.403 J/(g-OC). If they are equally mixed in a beaker, estimate the heat capacity of the mixture in J/(g-OCL

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all令只目 or O 25% 16:23 Calculate the standard Gibbs energy of the following reaction at 298 K, from the standard entropies and enthalpies of formation given in the table. CO(g) + CH;OH(1) → CH;COOH(1) Compound Sm°(J K'mol ) AH° (kJ mol') СО (9) 197.67 -110.53 СНЗОН (1) 126.8 -238.66 СНЗСООН () 159.8 -484.5

Write and balance the chemical equation for the combustion reaction of propane (C3H₂) in air and determine the stoichiometric volume of air.