The product of protonation of the bicarbonate ion (HCO3-) is carbonic acid (H2CO3), which rapidly decomposes to carbon dioxide and water. Knowing this, why must extra care be taken during the sodium bicarbonate wash?

Q: Discuss the purity of Acetanilide before and after crystallization based on melting points. Discuss ...

A: The chemical reaction involves the combination of two or more reactants in an appropriate solvent an...

Q: Give 5 types and properties of solid

A: A solid is a form of matter which possesses high rigidity and hence acquires a definite shape and vo...

Q: A 2.0 g of MgCO3 was dissolved and diluted to exactly 500-mL volumetric  flask. If 50-mL aliquot was...

A: Mass of MgCO3 = 2g Mol. Mass of MgCO3 = 84g/mol Volume of dilution = 500ml Volume of aliquot = 50ml ...

Q: 1. PHCO0OH 2. EtLi, then H30* 3. PCC

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Q: The decomposition of hydrogen peroxide is considered to be a first order reaction.  The rate constan...

A: Given: The rate constant = 6.40 × 10-5 s-1 The initial concentration of H2O2 = 0.30 M

Q: What is the pH of buffer prepared by mixing 250 mL of 0.2 M benzoic acid and 100 mL of 0.25 M sodium...

A: PH of buffer solution is calculated by using Henderson Hassel balch equation

Q: Consider this metal complex: 3- F он OH Cr F OH OH Complex A Now decide whether each complex in the ...

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Q: -0.500 g sample consisting of NazCO3, NaHCO3, and inert materials was dissolved in sufficient vater ...

A: Soln

Q: Assuming the Debye Huckel Limiting Law applies, At 25°C, estimate the mean activity coeficient, of 2...

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Q: IPO Directions: 1. Read the following substances commonly found in your homes, know its uses and its...

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Q: Which of the following is not composed of a sugar? * O Plants O Beef Fats Water O DNA

A: 1. Answer is (c) - water  a. plants contain sucrose,fructose,glucose naturally   

Q: The decomposition of N205 to NO2 and 02 is first order, with a rate constant of 4.80 x 10-4/s at 45°...

A: Given Initial Concentration = 4.85 × 10-2 M Final Concentration = 1 × 10-2 M Time = 460 s K = 4.8 × ...

Q: A solution is prepared by mixing 24.56 g of methanol, CH40 (32.04 g/mol); 62.85 g of water (18.02 g/...

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Q: For the reaction A2 (aq) + B2 (aq) - 2 AB (ag) The initial rate of appearance of AB was 3.0 M/s. Wha...

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Q: Answer true or false. (a) For Group 1A and Group 2A elements, the name of the ion each form is simp...

A: Since you have posted multiple questions we will solve first three subparts for you. To get remainin...

Q: Problem 2: Chemical Kinetics. In an actual lab class setting. You were assigned to prepare the setup...

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Q: The density of zinc is 7.13×103 kg/m3 and its atomic weight is 65.4 g/mole. Calculate the Fermi ener...

A: Fermi energy is a type of concept applied in quantum physics in which the amount of energy that a qu...

Q: Why does aluminum, which has less mass than magnesium, produce approximately the same amount of hydr...

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Q: A mixture of gases has the following composition by weight: 8.2 % O2, 12.5 % SO2 and 79.3 % N2. Calc...

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Q: 2. A 230 ml ethyl alcohol was placed in a Pyrex glass and makes it full at 22°C. How much alcohol wi...

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Q: Use the following atomic weights and quantities to calculate the overall % yield of stilbene dibromi...

A: Given:   Sodium Hydoxide water tetra butylammonium bromide cyclo hexene chloroform --->  7,7-d...

Q: 7. Compound X is an antibacterial drug of the sulfonamide group, and was widely used in the mid-20th...

A: Here we have to find the intermediate products formed during reaction sequence to prepare antibacter...

Q: From the list below, select the isomer(s) of C_H¸CI. CH,CHCH,CI 2. CH,CHCH,CI CH,CHCH,CH, 1. CH,CH,C...

A: Isomers- Compounds with same molecular formula but different arrangement of atoms in space are calle...

Q: A fermenter was filled with 10L of 0.6 mol/L sodium sulfite solution containing 0.003M Cu2+ ion and ...

A: Sodium sulfite is oxidized to sodium sulfate in the presence of a catalyst, Cu2+ or Co2+ which is re...

Q: heat

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Q: Solid State Physics

A: 1D, 2D, 3D LATTICES

Q: What is the difference between the excitation and emission spectrum?

A: The excitation spectrum look similar if not identical to the absorption spectrum obtained in UV/VIS ...

Q: 1) Give the IUPAC names for the following compounds: (a) (b)

A: IUPAC nomenclature is used for naming organic compounds. Full form of IUPAC is international union o...

Q: Directions: Explain your answer comprehensively. Limit your justification in 3-5 sentences. 1. What ...

A: Every substance possess certain amount of energy in some form or the other. In a system, when a work...

Q: Equilibrium conditions if reaction is: A+B=c And the Kc = 2.5 Equilibrium conditions if reaction is:...

A: Equilibrium refers to a situation in which the concentration of reacting species do not change over ...

Q: The gas phase decomposition of dinitrogen pentoxide at 335 K N205(g) 2 NO2(g) + ½ 02(g) is first ord...

A: Here the given chemical reaction is N2O5 (g) –> 2NO2(g) + 1/2 O2(g)  It is first order reaction a...

Q: A 50 mL solution of NaOH was titrated with 39.7 mL of 0.9781 M HCI. What is the 1. concentration of ...

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Q: How many grams of sodium hydroxide are required to produce 100mL of a 3M sodium hydroxide aqueous so...

A: Molarity is a concentration term for a solution. The molarity of a given solution is defined as the ...

Q: how many signals does ethylbenzene have if the ring counts as 1 signal

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Q: A4 (ag) + 2B2 (aq) 4 AB (aq) The initial rate of appearance of AB was 4.4 M/s. What is the general r...

A:  Reaction rate:

Q: Answer the following question with respect to Fatty Acid Methyl Esters (FAMEs) by Gas Chromatography...

A: Fatty acids of food product is determined by derivatization Of fatty acids in its ester components.

Q: 3. How much heat is required to rise the temperature of 0.5 kg water from 30°C to its boiling point?...

A: Question 3. Given that, the mass of water is m = 0.5 kg. The initial temperature is T1 = 30oC = (273...

Q: Phenanthrene, C14H10, is an aromatic hydrocarbon. Some phenanthrene is dissolved in 50.0 g of benzen...

A: Given, Mass of phenanthrene (C14H10) = ? Mass of benzene = 50.0 g = 0.05 Kg Boiling point of the sol...

Q: Henderson-Hasselbach equation What is the pH of a 500 mL buffer containing 0.200 moles NH3 and 0.35...

A: Given,  Volume of the buffer = 500 mL = .5 L  Moles of NH3 = 0.200 mol  Moles of NH4Cl = 0.350 mol 

Q: alcohol

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Q: functional groups

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Q: Using your own words explain why ceramics are stronger and stiffer than polymers

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Q: 1. For each of the following balanced oxidation-reduction reactions, (i) identify the oxidation numb...

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Q: Consider the initial‑rate data at a certain temperature in the table for the reaction described by ...

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Q: A buffer is made up of 2.0 mL of 0.1 M weak acid (AH) and 20.0 mL of 0.1 M conjugate base (A minus)....

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Q: Buffer Capacity and pH Change 1. Calculate the pH of 0.030 M ammonia and 0.36 M ammonium chloride bu...

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Q: The production of ammonia is being studied. If the chemical reaction produced 0.0563 M ammonia after...

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

Q: A piece of iran, which has a specific heat capacity of 0.452 J-g1. C, with a mass of 54.3218 g is he...

A: Specific heat capacity of iron (C) = 0.452 J.g-1 oC-1                          Mass of iron (m) = 54...

Q: CH3CH,ONa Br CH3CH,OH CH3CH,OH Br NaOAc Br НОАС

A: Here for the following reactions we have to predict the correct mechanistic pathway of reaction by c...

Q: 'H NMR 300 MHz

A: a) This is an isomeric ester of the compound in a. The butyl group present in the above compound can...