Exercise: For the complex cation [Cr(NH3)4Cl₂]+ (a) What is the oxidation number of the metal ion? (b) What is the coordination number?

Q: What quantity in moles of C₂H₅OH are there in 81.5 mL of 0.250 M C₂H₅OH?

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Q: This answer isn't correct. It would be correct if each step had a 100% yield.

A: Given reaction : There are two steps in the reaction for the formation of HCl. Step 1: CH4 + 4Cl2…

Q: A hot 105.0 g lump of an unknown substance initially at 152.2 °C is placed in 35.0 mL of water…

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Q: What is the percent ionization of a 0.453 M solution of ethylamine (CH3CH₂NH₂) in 0.104 M calcium…

A: Here we have to determine the percentage of ionisation of 0.453M ethyl amine in the presence of…

Q: Calculate the mass percent of the following solution: (a) 25.0 g NaNO3 in 125.0 g H2O (b) 0.75 mol…

A: Mass Percent Solute Concentration: A simple solution is formed by dissolving a single solute species…

Q: What is the pH of a solution made by combining 157 mL of 0.35 M NaC2H3O2 with 139 mL of 0.46 M…

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Q: Ammonia reacts with oxygen according to the equation 4 NH3(g) + 5O₂(g) → 4 NO(g) + 6 H₂O(g). If the…

A: The rate of the formation of the product or the rate of disappearance of the reactants is known as…

Q: How many grams of neon, Ne, would contain the same number of atoms as 26.982 g of aluminum, Al?

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Q: Given the following equation, calculate the mass of potassium hydroxide (in grams) required to…

A: Given : mole of H3PO4 = 0.327 mole  Tip : molar mass of KOH = 56.1056 g/mol

Q: The polyamide structure shown below provides lightweight, heat and flame resistant performance for…

A: A polymer is a large molecule or macromolecule that is essentially a combination of many subunits.…

Q: (What does it me Model 1: General structure of an a-amino acid in acidic, neutral, or basic…

A: Answer is given below from model 1 related questions, due to absence of model 2 answers are not…

Q: HA is a weak acid. Which equilibrium corresponds to the equilibrium constant K, for A? OA. HA (aq) +…

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Q: Suppose you performed a titration of a weak acid and you found that the equivalence point occurred…

A: Given that,  The volume of NaOH required to reach the equivalence point = 19.51 mL And Acid is a…

Q: If your lab partner had failed to look up the vapor pressure of water and assumed that it was zero,…

A: Given Experiment: Calculating Avogadro’s Number Using Electrochemistry The Vapor pressure of water…

Q: 4. What volume of 2.50 M hydrobromic 2 All acid solution will be consumed in reacting with 30.00 g…

A: Given equation for a reaction between Al and HBr : 2 Al(s) + 6 HBr(aq) ----> 2AlBr3(aq) + 3 H2(g)…

Q: Copper Nitrate (Cathode) ; Zinc Nitrate (Anode) Based on the given results , answer the following…

A: Voltage (∆V) is defined as the potential difference between the two electrodes. This voltage depends…

Q: A Chemistry student at Agora is calculating the average atomic mass of Potassium using the following…

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Q: which one is limiting reagent？？

A: This is a two-step reaction. Step-1: 2-bromopropane reacts with Mg to give the Grignard reagent,…

Q: A solution is prepared by dissolving 155.0 mL of methanol (CH3OH, density = 0.791 g/mL) in 250 mL of…

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Q: Select the major product. a) b Br Me Possible products d) b) el tBuOK e) ? C)

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Q: How many signals would be present in the ¹HNMR? 05 04 OH

A: NMR spectroscopy is a very important tool for the determination of the structure of the organic…

Q: enonesup notezus20 E2C.5(b) Given the reactions (1) and (2) below, determine (i) A.HⓇ and AUº for…

A: In the given question we have to calculate the enthalpy of formation of HI and change in internal…

Q: 2. The following questions are designed to help acquaint you with identifying and drawing…

A: #(a):  Enantiomers are non superimposable mirror images that can be drawn by plotting an exact…

Q: 2. Calculate CH4 (8) the AH for each component in the following reaction: CO2 (8) 2 H₂O (1) + 20₂ +…

A: The above reaction is an example of a combustion reaction.  CH4(g)+2O2→CO2(g)+2H2O(l)  ∆H= -890.4…

Q: draw a reaction energy diagram for an exergonic rxn that is slow. in your diagram what in your…

A: In an energy diagram, graph is plotted between reaction cordinate ( time etc ) and energy.  If…

Q: +2 -3 a. solid calcium nitride plus heat Ca Na 3 Ca +2N → b. solid lead (IV) carbonate plus heat…

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Q: Consider the reaction: CaCl₂(aq) + 2AgNO₃(aq) → Ca(NO₃)₂(aq) + 2AgCl(s) How many grams of CaCl₂…

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Q: Complete this radioactive decay series:

A: Given

Q: draw structures for the following compounds: - cis-1-chloro-2-methylhex-3-ene -…

A: we need to the structure of the given compounds

Q: ,Chlorine gas can be prepared in the laboratory by the reaction of hydrochloric acid with manganese…

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Q: 7- Write the formula for polymethyl methacrylate (C5O2H8)n

A: NOTE: Since you have posted multiple questions ,we are entitled to answer only first question.Kindly…

Q: 1. Consider the following three statements about neutralisation reactions: I. A neutralisation…

A: 1) A neutralization reaction always defines the reaction between an acid(strong/weak) and a…

Q: State the oxidation number of each element in the following compounds: NO-                  PCl5…

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Q: Draw the major organic product of the following reactions, include stereochemistry where…

A: All the three example are [4+2] cycloaddition reaction which famous as Diels -Alder reaction. In…

Q: Determine the pH during the titration of 20.0 mL of 0.110 M perchloric acid by 7.69x10-2 M barium…

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Q: A 10-ml graduated cylinder and 50-ml buret have been partially filled with water. Record the…

A: The instruments provided are 10-mL graduated cylinder and 50-mL burette. In any glassware, we can…

Q: Draw most stable chair conformation for cis-1-tert-butyl-4-methylcyclohexane below. in the image 4 5…

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Q: What is the major organic product obtained from the following reaction? H a. butyrophenone,…

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Q: 1. A chemistry 101 students has a sample of H₂(g) in a 4.7 L flask at a temperature of 34.6 °C and a…

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Q: Looking up one snowy afternoon from a book titled The Moral Case Against Turning Lead Into Gold (Or…

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Q: uestion 1: You are calculating ΔH and ΔS for what reaction? (Either provide the chemical equation,…

A: In this experiment procedure, we are determining the solubility of borax at ice temperature ( 5 °C)…

Q: The net reaction for sucrose formation in photosynthesis can be written 12 CO2(g) + 11 H2O(l) -->…

A: #(a): The balanced equation is: 12CO2(g) + 11H2O(l) → C12H22O11(s) + 12O2(g) ; ∆rxnHo = ??

Q: Q1. What is the density of 50.4 wt% aqueous NaOH (FM 40.00) if 16.5 mL of the solution diluted to…

A: Given, Wt % of aqueous solution of NaOH  = 50.4  wt %

Q: Methanol is an important alcohol used in the manufacture of adhesives, fibres and plastics. It is…

A: We would use relation between equilibrium constant and free energy to calculate its value.

Q: The excess reactant doesn't appear to be correct. Is there another answer?

A: Answer: This question is based on the concept of limiting reagent. Limiting reagent is the reactant…

Q: One day in lab, while adding a gnarled root to a dark liquid bubbling in an iron cauldron, your…

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Q: Determining the sodium concentration in coffee with flame atomic absorption spectroscopy (FAAS) can…

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Q: Carbon disulfide is prepared by heating sulfur and charcoal. The chemical equation is S₂(g) + C(s) =…

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Q: Write the molecular equation for the acid-base reaction shown in the image. Include phases. ●-H =Nat…

A: Please find your solution below : Molecular reaction is a symbolic representation of a chemical…

Q: i. C₁7H36 plus oxygen gas j. magnesium metal plus silver nitrate

A: C17H36 (Heptadecane) this is an alkane.  Alkane and O2 react and produce CO2 (carbon dioxide ) and…

Coordination Chemistry

It is a part of chemistry, in which the study of compounds that have central atoms surrounded by molecules or ions, known as ligand, is known as coordination chemistry.