Which reaction below represents the second ionization of Sr?   Sr(g) → Sr+(g) + e- Sr2+(g) + e- → Sr+(g) Sr+(g) → Sr2+(g) + e- Sr+(g) + e- → Sr(g) Sr-(g) + e- → Sr2-(g)

Q: NO, 3 NaOH 100°C NO2

A: The reaction of Nucleophile with aromatic ring Containing Leaving group is known as  Nucleophilic…

Q: 2. Ba(C,H,O,), ( ) + CUSO, ( ) → Cu(C,H,0,), ( ) + BaSO, () 3. ZnSO, () + 2A9NO, ( ) → Zn(NO,)2 () +…

A: A.  Pb(NO)3(aq) + BaI2(aq).  ---------- pbI2(s)+Ba(NO3)2(aq). B.  Ba(C2H3O2)2(aq) +CuSO4(aq)…

Q: calculate the reaction energy of the following reactions and then determine if they are endothermic…

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Q: A student dissolves 11.3 g of sodium hydroxide (NaOH)in 300. g of water in a well-insulated open…

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Q: 7. NaCl(ag) +

A: When sodium chloride is treated with the Iodine then the reaction will not occur as iodine is not…

Q: 2NaHCO3(s) = N22CO3(s) + H2O(g) + CO2(g) * Right Left No Change co2 is removed Na2CO3 is removed…

A: According to Le Chateliar's principle, adding a reactant shifts the equilibrium to the product side.…

Q: Which of the reactants will produce H2S(g) ? Na2S O NazSO4 Na,SO2 O Na2SO3

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Q: pal Classify each of the following compounds as soluble or insoluble in water: MgBr2 soluble…

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Q: 3H2   +  N2    =>  2NH3

A: Exothermic reactions are those chemical reactions which occur with evolution of heat.Endothermic…

Q: Based on the nature of reactants and products, determine which of the following potential energy…

A: To determine the nature of the reaction i.e Exothermic or endothermic based on the potential diagram…

Q: What is the enthlapy of the reaction? What is the bond energy? KCl(s) ─H2O→ K+(aq) + Cl-(aq)

A: The given reaction:

Q: Ba(NO3)2 + Na2CO3 → Mg(NO3)2 + K2CRO4 → Ca(NO3)2 + K2CrO4 → Sr(NO3)2 + K2CrO4→ -> Ba(NO3)2 + K2CRO4→

A: The incomplete Chemical Reaction can be completed as -  (1) When barium nitrate is treated with…

Q: calculate the reaction energy of the following reactions and then determine if they are endothermic…

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Q: How does Sb3N5(s) break up in solution? Write subscripts and superscripts as normal numbers and do…

A: Criss-Cross method to determine charge on ions in polyatomic compound. let, Ax By be any compound x…

Q: Kp is related to Kc by the equation K, = Kc (RT)An, What is the value of An for the reaction below?…

A: given data  Kp = Kc (RT)∆n N2 (g) + 3H2 (g) →← 2NH3 (g) ∆n = ?

Q: Which of the following species can oxidize bromide ion? More than one answer. fluoride ion chloride…

A: The objective of the question is to identify which species among the given options can oxidize…

Q: 27. Using the table of average bond energies below, the AH (reaction enthalpy) for the reaction…

A: ΔH = Bond energy of reactant - Bond energy of product.

Q: 9. If the pressure is increased, the reaction will shift to the (left/right), increasing…

A: According to Le Chatelier's principle, when the equilibrium condition is disturbed by any external…

Q: 3) What is the [H'] when [OH]= 8.1 x 10°?

A: Given, [OH-]  =8.1×10-5 Mwe are asked to calculate the [H+]

Q: How do I (a) determine the energy change in the following reaction 2 O2 + CH4→ CO2 + 2 H2O given the…

A: (a) the enthalpy change in the following reaction is -620 kJ where (-)ve sign indicate the release…

Q: For K-C I ion pair, the sum of the attractive and repulsive energies depends on the distance between…

A: The maon aim of this question is to show the binding energy between ions in an ion pair, such as ,…

Q: Table one is the chart at the top of image 1. Subquestions A-C and their answers are also in that…

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Q: Question 12 of 20 Complete the balanced molecular chemical equation for the reaction below. If no…

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Q: Complete the balanced neutralization equation for the reaction below: HC:H:O2(aq) + Sr(OH):(aq) →

A: The acid gives hydrogen ions and base gives hydroxide ions in the solution.The acid and base react…

Q: Select the atom that acts as the acid in the third step of the reaction. H × Selected Answer -…

A: Concept based on organic chemical reactions and their mechanisms.Each and every step in the acid…

Q: NB Assume the densities of all solutions are 1.0 g/ml and their specific heat capacities 4.184 1/g.…

A: We are given thermochemical data for the neutralization reaction between HCl(aq) and NH4OH(aq) and…

Q: How are the two BRs related and how are the OH figures related

A: Diastereomers: it is defined as non-mirror image, non-identical stereoisomers. An enantiomer also…

Q: 2 HC= CH + 5 O2 > 4 co2 + 2 h2o What is the energy of the reaction and is it exo- or endothermic?

A: Given: 2 HC= CH + 5 O2 => 4 CO2 + 2H2O Ethene (C2H4​ ) burns in the presence of oxygen (O2  ) to…

Q: Which reaction has the largest AS? □ N₂(g) + 3H₂(g) → 2NH3(9) □ 2NO(g) →→→ N₂O2(g) □ 2N₂H4(g) →→→…

A: We have to tell among the given reaction which one has the largest ∆S.

Q: Calculate AH for the formation of benzoic acid from its constituent elements 7C(s) + 3H₂(g) + O₂(g)…

A: The required reaction : 7C(s) +3H2(g)+O2(g)→C6H5COOH(s)

Q: Which reaction has a positive AS? O Cao (s) + CO2 (g) → CaCO3 (s) O N2 (g) + 3H2 (g)→ 2NH3 (g) O…

A: Which of the following has a positive ∆S ?

Q: Using the information below, calculate AH of NH,(g) + HCl(g) → NH,Cl(s). N, (g) + H, (g) → NH,(g) AH…

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Q: (4b-101) Only using the list of ions below, form two ionic compounds that would be soluble in water,…

A: Ionic compounds formed by the given cations and anions are

Q: A baker uses sodium hydrogen carbonate (baking soda) asthe leavening agent in a banana-nut…

A: PV = nRT  P = 0.975 atm  T = 2000 C = 200+273 = 473 K R = 0.8206 L.atm / K mol…

Q: In the reaction below, the (reactants or product) side oft 2NO2 (g) 2 N204 (g) Kc = 2.2

A: K determines whether reaction will be reactants favoured or products favoured.

Q: hypocholorous acid (HCIO) hydrofluoric acid (HF) K₁ 2.9 × 10-8 K = 3.5 x 10-4 Use the information in…

A: An acid is a species which donates Proton while a base accepts proton.    an acid after donating…