for which of the following pairs of elements would most likely be in the molecular compound ? LI and BR Ba and O N and S  Cs and F

Q: 6. Problem: What is the amount concentration of chromium (II) ions in a solution obtained in the…

A: We need to find the concentration of Chromium ions in the solution obtained by the analysis of a…

Q: P4(s)+5O2(g)⟶P4O10(s)                                ΔG°=−2697.0 kJ/mol 2H2(g)+O2(g)⟶2H2O(g)…

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Q: Using the standard enthalpies of formation: CO(g) = -103.9 kJ mol-1 CO(NH2)2(s) = -334.94 kJ mol-1…

A: Answer:- This question is answered by using the simple concept of calculation of enthalpy of…

Q: НО. ОН ОН О (b) ОН ОН (a) Н. ОН ОН ОН ОН o-| I -ОН

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Q: What quantity in moles of precipitate will be formed when 80.0 mL of 2.00 M Nal is reacted with…

A: To solve this problem we have to calculate the mole of precipitate formed  And know about actual and…

Q: Correctly name the compounds or write the formulas. Identify each compound as molecular,…

A: Answer: Ionic compound where metal ions show only 1 type of oxidation state are called as fixed…

Q: (Mg-24.31g/mol; O=16.00g/mol) The equation for the reaction of Mg and O₂ is Mg(s) + O2(g) → MgO(s).…

A: Given reaction Mg(s) + O2 (g) ---------> MgO (s) Molar mass of Mg = 24.31 g/mol  Molar mass of O…

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

A: Answer: This question is based on qualitative analysis of basic radicals where we are analyzing the…

Q: For the last one, why did you put 0.00025 mole/ 0.00005mole? Isnt the Ti+ at 0.0003?

A: From the redox reaction : Ti+3+ Sn+2→Ti+1+Sn+4 Calculate the required moles of Ti+3 by using…

Q: Write the Molar S Mass? s?

A: Steps to find molecular formula  To find the molecular mass we should know the chemical formula of…

Q: Sketch the MO and calculate the bond order for molecule: a) H₂+ 0₂-² b)

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Q: determine the molar solubility of AgI in pure water. Ksp (AgI) = 8.51 x 10^-17

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Q: For N₂ and N₂*, a) b) c) d) Construct a MO diagram. State the magnetic property Calculate the bond…

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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: k₁ ES ES k.₂₁ K₂ K3 K.2 EP→ E+ P

A: The total enzyme Eo is equal to the sum of the concentrations of free enzyme, substrate bound…

Q: Aspirin (MM = 180.2) is prepared from the reaction of salicylic acid (MM = 138.1) and acetic…

A: First we would calculate the moles of both reactants and using the mole ratio, we would calculate…

Q: Draw the electron pushing mechanism

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Q: Write a chemical equation for HClO4(aq),HI(aq), and HI(aq) showing how it is an acid or a base…

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Q: How many moles of N2O are represented by 8.55 g of N2O The atomic mass of Nitrogen is 14.01amu and…

A: Given  Atomic  mass of Nitrogen (N)  = 14.01 amu Atomic mass of oxygen (O) = 16. 00 amu Mass of N2O…

Q: A) compound X has the formula C8H15OCl. Calculate the double bond equivalents in this molecule B)…

A: Double bond equivalents (DBE) = (2C + 2 + N -H - X)/2

Q: If 4.72 A is applied for 79 minutes, what mass of Pb(s) will be produced? g Pb

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Q: Q.) A solution contains 3.5 mol of glucose (m.w. = 180.156 g mol-¹) dissolved in 0.45 L of water.…

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Q: CO₂H A COCI B CH₂OH C D CO₂H

A: compound A contains carboxylic acid group (-COOH), compound B contains -COCl group, compound C…

Q: What substitution and elimination products (if any) might be obtained when each of the following…

A: Substitution reaction:-  In substitution reactions, The incoming nucleophile substitutes the leaving…

Q: why does toluene have a higher boiling point than isopropyl acetate? this question is in regards to…

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Q: What effect will increasing the temperature have on the system? C3H8(g) +5O₂(g) ⇒ 3CO₂(g) + 4H₂O(1)…

A: Given: Reaction is  C3H8(g) + 5 O2(g) ⇌ 3 CO2(g) + 4 H2O(l)      ΔH° = -2220 kJ  We have to find the…

Q: Given the following thermochemical equations: 02 (8)+2 F2 (g) 2 OF2 (g) Cl₂0 (g) + 3/2 OF2 (g) -…

A: Answer:- This question is answered by using the simple concept of Hess law of constant Heat…

Q: (C=12.01g/mol; H=1.008g/mol; S=32.07g/mol; O=16.00g/mol) Black smokers are found in the depths of…

A: 2CH3SH + CO -----> CH3COSCH3 + H2S Mass of CH3SH = 18.21 g

Q: Using data found in Appendix E of your textbook calculate the nonstandard emf for each of the…

A: Concentration of all ions = 0.0006 M  Temperature, T = 298 K F = 96485 C/mol R = 8.314 J.mol-1.K-1

Q: The black line between elements 56 and 71 in the periodic table shown indicates that in the…

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Q: Give the IUPAC name for the following structure: 4-Isopropyloctane O 5-Isopropyloctane O…

A: Rules for IUPAC nomenclature :- Select longest possible continuous carbon chain with maximum number…

Q: The reaction of a fluorescent compound A in water was m reaction was first order in compound A, and…

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Q: Determine the minimum voltage that must be applied to a cell containing molten PbCl, in order for…

A: We need to find the minimum voltage that must be applied to a cell containing molten PbCl2 inorder…

Q: Calculate the pH of a 0.0063 molL-1 solution of curcumin- please include how you did it!!

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Q: B C D A Determine which quantities are state functions: Α: ΔΕ B: AH C: q D: w ✓ [Choose ] state…

A: State function depends only upon the initial and final states of the system  state property do not…

Q: The two most abundant atmospheric gases react to a small extent at 298K as shown below: N2 (9) + O2…

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Q: How much heat (in kJ) is required to solidify 367 g of bromine gas at 95.8°C?

A: Given : data

Q: How many moles of NH3 must be dissolved in water to give 665.4 mL of solution with a pH of 11.01? Ko…

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

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Q: Suppose a current of 890. mA flows through a copper wire for 18.0 minutes. Calculate how many moles…

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Q: 2 If 2.60 moles of H₂ and 1.55 moles of O₂ react how many moles of H₂O can be produced in the…

A: Limiting reagent :  The reactant which has the lowest value of (Number of moles / coefficient ) , is…

Q: Use the data below to determine the % by mass of Fe to TWO decimal places, if a 0.019 M KMnO4…

A: Answer:- Firstly a balanced chemical equation is written then using the simple concept of…

Q: What would be the expected molecular geometry of SbTs3? fyi-This a hypothetical molecule made from…

A: Here we are required to find the molecular geometry of SbTs3

Q: (Mg-24.31g/mol; O=16.00g/mol) The equation for the reaction of Mg and O₂ is Mg(s) + O2(g) → MgO(s).…

A: Mass of magnesium required can be calculated from the mass of MgO need to be prepared.

Q: Is this reaction first, seccond or zero order?

A: Given : chemical reaction Tip : slowest step is the rate determining step

Q: For the following reaction, CO(g) + H₂O (9) a. Write the Kc expression for this reaction. b. If a…

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Q: ▼ Classify reaction as exothermic or endothermic. Gas burning in a Bunsen burner: CH4(g)+20₂…

A: The energy difference between the products and reactants is known as the energy change of a…

Q: 0.031L = ____cL

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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: A certain shade of blue has a frequency of 7.08 x 10¹4 Hz. What is the energy of exactly one photon…

A: Given : frequency = 7.08 × 1014 Hz  Tip : energy = h × frequency