Calculate AH for the formation of benzoic acid from its constituent elements 7C(s) + 3H₂(g) + O₂(g) → C6H5COOH(s) - Given: C6H5COOH(s) + 15/2 O2(g) → 7CO2(g) + 3H₂O(l) C(s) + O2(g) - CO2(g) H2(g) + O2(g) → H₂O(1) AH-771.2 kcal AH-94.05 kcal AH = -68.32 kcal (2) (3)

Q: If 25.0 g of NH, and 46.7 g of O₂ react in the following reaction, what is the mass in grams of NO…

A: The balanced chemical reaction is given as, 4NH3 + 5O2 ------> 4NO + 6H2O 2NO + O2 --------->…

Q: When 2.07 g of NaCl are added to 114 g of water in a constant pressure calorimeter, the temperature…

A: Here we are required to find the Enthalpy change for the dissolution of NaCl in water.

Q: What is the pH of a 0.0013 mol L-1 solution of KOH

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Q: How many atoms of Oxygen are in 6.33 moles of O 2 ?

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Q: How many moles of NO, would be produced from 7.3 mol of O₂ in the reaction below assuming the…

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Q: Consider the unimolecular reaction, CH3NC(g) = CH3NC(g), carried out in the presence of a helium…

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Q: Given the following thermochemical equations: 2 OF2 (g) → 02 (g) + 2 F2 (g) 2 CIF (g) + O2 (g) →…

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Q: Identify the products formed in this Brønsted-Lowry reaction. HSO + Facid + base acid: HS base: PO

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Q: A ¹H NMR spectrum is shown for a molecule with the holecular formula of C4H8O. Draw the structure…

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Q: Match the state function to its corresponding heat of reaction. Α: ΔΗ Β: ΔΕ

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Q: Creating a concept map about the properties of water.

A: To create a concept map about the properties of water.

Q: Calculate AH for the reaction NO(g) + O(g) →→→→NO₂(g) given the following information: D NO(g) +…

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Q: calculate the percent ionization of nitrous acid in a solution that is 0.249M in nitrous acid. the…

A: [HNO2] = 0.249 M Ka = 4.50 x 10-4

Q: Using the Suppose a current of 0.510 A flows through a copper wire for 13.0 minutes. Calculate how…

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Q: The cyclic form of this sugar would be A) alpha-anomer as the -CH2OH and the hemiacetal -OH are…

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Q: A 0.50 M solution of an acid found in milk has a pH of 3.27. What is the percentage ionization of…

A: Weak acids are partially ionized. % of ionization is very low. for weak acids, Ka = [H+][A-][HA]

Q: Selenous acid (H2SeO3) is a diprotic acid, for wehich Ka1 = 4.06 x 10^-3 and Ka2 = 1.74 x 10^-8.…

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Q: in which of the following reactions will Kc =Kp

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Q: Palmitic acid (C16H32O2) is a dietary fat found in beef and butter. The caloric content of palmitic…

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Q: A piece of plastic at 159 °C was put in a beaker with 132.6 g ethanol at 22.2 °C. The temperature of…

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Q: How did you obtain the required reaction of K2Cr2O7 + 6CrSO4 + 7H2SO4→ 4Cr2(SO4)3 + K2SO4 + 7H2O?

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Q: The reaction yield for the synthesis of aspirin is often lower than the theoretical yield partly…

A: Percent yield = 40% Mass of aspirin required = 50 g

Q: Aa.77. A mixture of 0.198 g of H2, 1.197 g of N2, and 1.007 g of Ar is stored in a closed container…

A: Given mass of H2  = 0.198 g         Mass of N2   = 1. 197 g      Mass of Ar  =   1.007 g Total…

Q: When 2.07 g of NaCl are added to 114 g of water in a constant pressure calorimeter, the temperature…

A: Mass of NaCl (mNaCl )= 2.07 g Mass of water (mwater ) = 114 g  Increase in temperature = 2.95 °C…

Q: How are the electrodes cleaned? with HCI, dip the electrode in and swirl around until the solution…

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Q: Place the steps in order from first to last for confirming the presence of mercury(I) ions in a…

A: The qualitative analysis of cations is based on the precipitation of the inorganic cations with…

Q: Which two compounds or polyatomic ions have a central atom that is sp2-hybridized ?…

A: Since, Using VSEPR theory.  According to this, steric number (which represent hybridization) is the…

Q: oxygen gas can be generated by heating KClO3 in the presence of a catalyst KClO3--->KCl+O2…

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Q: H Compound M step 1 O OH Compound N step 2 OH Br Compound O step 3 Br Compound P C7H4BRCIO step 4 OH…

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Q: Use the data below to determine the mmoles of sodium oxalate to 2 decimal places. (MM sodium oxalate…

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Q: Nitric acid can be formed in two steps from the atmospheric gases nitrogen and oxygen, plus hydrogen…

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Q: 3. SO3 (g) The following reaction is important in the manufacture of sulphuric acid: SO2 (g) +…

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Q: titration will require more moles of acid than base to reach the equivalence point. pH will be…

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Q: 1.) Which of the following conditions correspond to a lower entropy of a system? a. Decreasing the…

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Q: What about part B?

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Q: Would the calculated value of the molarity of the NaOH solution be too high or too low or unchanged…

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Q: Six clean, dry, 18 x 150mm test tubes 1-6 was labeled.  5.00 L of 2.00 x 10-3 M Fe(NO3)3 solution…

A: Please note the typo in your question.  Actually, we have to add, 5.00 mL, NOT 5.00 L of 2.00 x 10-3…

Q: Identify the molecular geometry around the carbon atom highlighted red in the given organic…

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Q: . What is the likely charge of each of the ions formed by the following atoms? Mg Ge Br Rn In As —…

A: Mg --> +2  Ge --> +4 , -4  Br --> -1 As --> -3 Rn --> 0 In --> +3

Q: Starting with the following equation, MgCl₂(aq) + Na PO (aq) → Mg,(PO),(s) + NaCl(aq) calculate the…

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Q: а- Ь- с- НО d- CRO Е HO сно OH он оч -OM N.H₂O HO он OH OH UND, NACN, HCI э 2) Pd, BaSO4 На 1 H30*…

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Q: For the reaction below: which base(s) (IV) will have an equilibrium constant greater than 1 Base…

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Q: 1.) Which element would have the least favorable favorable (least negative) electron affinity? S,…

A: In this question, we have to answer both the questions related to electron affinity.

Q: Find the different operations of symmetry and point group for the following molecules. (a) (e) (k) H…

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Q: b) c) d) e) 1. HOCH₂CH₂OH, HCl(g) 2. excess CH₂MgBr 3. H₂O", heat 1. Br₂, H₂O 2. pyridine 1.…

A: Reactions