Which of the following is a transition metal? Iron (Fe) Sodium (Na) Aluminum (Al) Calcium (Ca)

Q: Draw and label a Born-Haber diagram for Re203

A: To draw and label Born Haber diagram of Re2O3

Q: Write balanced half-reactions for the following redox reaction: 3 Cl,(0)+2 Cr*(aq)+14 OH (aq) → 6 C1…

A: Here we are required to balance the half cell reaction for the given redox reaction.

Q: (Q54) Nickel iodate, Ni(IO3)2 is being precipitated out of a 1.00 L solution. If the concentration…

A: Given that,  Concentration of disdolved Nickel, [Ni2+] = 0.292 M  Solubility product for nickel…

Q: A buffer consisting of 0.36 M HA and O.321 H of the solution once the NaOH is absort for HA =67x 10…

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Q: The value of K, for AgBr is 5.4 x 1013 For the Ag/AgBr electrode, AgBr(s) + e Ag(s) + Br (aq) =…

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Q: Use the following atomic masses (in g/mol): Mg = 24.31; O = 16; Ca = 40.08; C = 12.01; Na = 23; H =…

A: Weight of Magnesia Magma = 12.35 gm  Normality of H2SO4 = 1.0340 N  Volume of H2SO4 = 50 ml = 0.0500…

Q: -. Draw condensed formulas for the following compounds. a. 3,4-diethyll-2-hexene b.…

A: IUPAC name of a compound has three parts :- Prefix  Word root  Suffix

Q: Given the enthalpies of reaction.    P4 (s)  +  3 O2 (g)  → P4O6 (s)                        ΔH =…

A: According to Hess's law change of enthalpy in a chemical reaction is same regardless of whether the…

Q: How many moles of chlorine gas is required to form 6.4 grams of aluminum oxide (AICI3, molar mass -…

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Q: Based only on the half-reactions in table below, determine what spontaneous reaction will occur if…

A: When standard reduction potential (SRP) values are provided then, the electrode with less SRP will…

Q: The Robinson annulation involves two sequential reactions, a Michael addition and an aldol…

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Q: A student must make a buffer solution with a pH of 3.00. Determine which weak acid is the best…

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Q: whats this molecue called

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Q: Predict the products of the following equations and balance them 1. Fe+S, Chue: A ferric substance…

A: First we would write the product and then balance reaction.    Note : As you have uploaded multiple…

Q: CH3OH он Rxn 1 CH,OH Br LOH Rxn 2

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Q: Equal volumes of two different weak acids are titrated with 14 0.25 M NaOH, resulting in the…

A: Answer: This question is based on titration of weak acid and strong base where weak acid is the…

Q: 58. Classify each molecule as a lipid, carbohydrate, or amino acid: CH,OČ(CH,),,CH, а.…

A: By observing the different functionalities present in these compoundd, we can classify them as…

Q: Please help with this question question 9

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Q: 4. Na H.O 5. Ag AICI 6. NANO, + HCL

A: Chemical reaction : It is process wherein one or more substance called reactant undergoes chemical…

Q: What are the wavelength ranges for the following (assume 3 sigs.): (a) the AM radio band (540-1600…

A: What are the wavelength ranges for the following---

Q: 4. Fuel value is the amount of energy that can be produced by the complete combustion of a material.…

A: 1.) Combustion reaction takes place in presence of Oxygen to give Carbon dioxide and water vapour.…

Q: In each row check off the boxes that apply to the highlighted reactant. The highlighted reactant…

A: Lewis acid is a species which accepts electrons and Lewis base is a species which donate electrons…

Q: Why do you think is CCl2O much less polar than CH2O?

A: For a particular molecule, if dipoles are cancel out each other , then dipole moment is zero , then…

Q: What are the merits and limitations of precipitation methods? Give an example where the…

A: Precipitation titration is a type of titration in which a precipitate is formed during the titration…

Q: image is an example of what type of unit cell? body-centered cubic O face-centered hexagonal…

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Q: What volume (in L) of O2 at STP is required to oxidize 7.8 L of NO at STP to NO2? L What volume…

A: we need to calculate   i) volume of O2 needed ii) volume of NO2 produced

Q: Draw the structures corresponding to the following intermediate products for the following multistep…

A: In this question we have to tell the product of the reaction sequence.

Q: What kind/type of force does Schottky defects induces on its neighboring atoms? Explain.

A: Schottky defect: The Schottky defect is a type of point defect formed by a vacant position in a…

Q: Which of the following aqueous solutions are buffer solutions? (Select all that apply.) O0.25 M HBr…

A: Buffer are solution which can resist any change in the pH of the solution when an Acid or Base  is…

Q: CH, CH, CH3 エエ DU : I I

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Q: Which compound Answer will have the LOWEST pI value and which compound Answer will have the HIGHEST…

A: Each of the given molecule has two acidic proton donors (acids) with pKa1 and pKa2 values.  The…

Q: What is the mass of 45.0L of O2 gas at STP?

A: 1 mole of any gass occupy 22.4 L volume at STP. now we have to calculate mass of 45.0L of O2 gas at…

Q: d. H3C, CH3 D30* ČH3 е. 1. LDA 2. NCS H3C° CH3 f. 1. Mel CH3 2. D30*

A: d. α is hydrogen is replaced by deuterium. e. α -chlorination of cyclohexanone using NCS and LDA. f.…

Q: Use the following atomic masses (in g/mol): Mg = 24.31; O = 16; Ca = 40.08; C = 12.01; Na = 23; H =…

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Q: е. „CH3 `CH3 ČH3 f. H2N. OH .CH3 H3C, CH3 H3C. H3C CH3

A: d. i. α-alkylation. ii. Wolf Kishner reduction. e. Iodoform reaction. Acid to acid chloride using…

Q: chanical ctrical emical lar

A: In ocean high velocity waves collide in the form of tide which produce kinetic energy.

Q: Complete and balance the reaction in acidic solution. equation: ZnS + NO, Zn2+ +S + NO > Which…

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Q: 21. calculate the H+ in M for 0.620 M C2H5NH3CI solution. Kb for solution is 5.60•10^-4

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Q: Dilute solutions of the same weak acid (pKą = 4.5) ranging in concentration from 2 × 10-6 M to 2 ×…

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Q: (b) An unknown hydrocarbon has molecular ion peak at m/z= 84 with a relative intensity of 31-3. The…

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Q: Write the dissolution reaction for ammonium sulfide in water. Be sure to specify the state of each…

A: The solubility of an ionic compound can be predicted on the basis of solubility rules.

Q: 6.67 x 10-3 g of arsenic (As) is found in a 0.600 L sample of water. If the density of this sample…

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Q: The nitration of the 2-amine toluene is able to occurs with only nitric acid. Interestingly it…

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Q: Calculate the molar solublity of BaCro4 (Ksp = 2.10x10-10) in pure water. %3D 2.10e-10 M Use the…

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Q: Which of the following molecules is soluble in water? H. A: H. C. CC B: Н., C: H. `C H HI HH H O C…

A: Polar compound dissolved polar solvent  Non Polar compound dissolved non polar solvent  Here water…

Q: (b) Solution R contains the mildly soluble hydroxide of trivalent metal X as well as the highly…

A: We have find out the molarity of X in solution R.

Q: A hot sample of unknown material is placed into a calorimeter containing 42.1 g of water at 22.0 °C.…

A: Mass of water = 42.1 g  Initial temperature = 22.0 °C  Final temperature = 62.7 °C  Specific heat…

Q: What is the major product of the following reaction? NH3 NABH4 O (R)-Valine O Glycine O (R,S)-Serine…

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Q: 1. What are some common uses for simple distillation? What are some common uses for fractional…

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Q: A 4. What is the major product of the following intramolecular aldol condensation reaction? NaOH H20…

A: In this question we have to tell the product of the reaction.