Classify the following reaction: HCl(aq) + Zn(s) - → synthesis double displacement O single replacement acid-base H₂(g) + ZnCl₂(aq)

Q: If 0.419 Liters of water is added to a 30.0 mL of 17.4 M stock solution of acetic acid (CH3COOH),…

A: Dilution of the solution: When we dilute a concentrated solution with pure water, the mole of solute…

Q: What does the term “free flowing” mean in organic chemistry lab?

A: The Concept used is from Organic chemistry.  According to the question Free Flowing : The dictionary…

Q: For which of the following reactions is the applicable equilibrium constant called base ionization…

A: A base ionization constant (Kb) is the equilibrium constant for the ionization of a base i.e. HCO3-…

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A: A weak acid is partially dissociated into its constituent ions by the given reaction. HBu + H2O⇔H3O+…

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A: Oxidation : It means loss of the electrons or increase in the oxidation number.  Reduction : It…

Q: The symbol, Ka for HCO3 is the equilibrium constant for which reaction? H₂CO3 + H₂O --> (1

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Q: How many kinds of chemically non-equivalent hydrogens are there in each of the following compounds?…

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Q: If you mix 536 grams in water and bring it to a final volume of 912 mL, what will be the…

A: Given, mass of the sample = 536 g Note: 1000 mL = 1 L Volume of the solution = 912 mL = 0.912 L…

Q: Question 12 of 26 200 Joules of heat flows into a 35.0 g sample. If the temperature increases by…

A: We have to use the heat equation, I.e  Q=mc∆T Where - Q= heat in joule  m= Mass of the substance in…

Q: STARTING AMOUNT X What quantity of moles of glucose (CH12Oc) in 0.500 solution? 1 ADD FACTOR * ( )…

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Q: A can of Coke contains 42 grams of: a. Sugar b. Starch  c. Fat d. Protein

A: We have given statement that a can of coke contain 42 gram of sugar. We have to choose one option…

Q: Glutamic acid has three ionizable groups. The pKa of α-COOH is 2.19; α-NH 3 + , 9.67; and the…

A: Here we are required to find the predominant charge of glutamic acid at pH 10

Q: Which pk, value best represents the indicated hydrogen? O 25 00 O 10 CI

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Q: If the sample turned to blue or black upon the addition of I2 solution, is the honey genuine or not?…

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Q: Calculate the enthalpy for the constant pressure expansion of 1.00 mol of a monoatomic ideal gas…

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Q: %T 76 70 60- 50 20 10- 4000 3505.81m-1 3500 3623.83am-1 O acetophenone O benzoyl chloride O benzyl…

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Q: Draw the interaction of the given molecule with 2 molecules of water. (Note: Put lone pairs where…

A: If the number of hydrogen bonds formed between a compound and water is more, then it will be more…

Q: How many liters of He gas can be produced at 0 °C and 100 atm (STP) from 180 g of Zn? Zn(s)+2HCl(aq)…

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Q: 11) a) Determine Keq at 25 °C for the following reaction: The half-reactions are: Pb2+ (aq) + 2 e- =…

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Q: What is the formal charge on the iodine atom in the iodate ion, IO3–? give the correct answer and…

A: We have to calculate the formal charge on the iodine atom in the iodate ion, IO3-1

Q: dre N 2-(1-hydroxypropyl)-6-isobutylcyclohexan one

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Q: 1. Fig. 1 contains the 70 eV electron impact mass spectrum of a compound whose combustion analysis…

A: Given A compound whose combustion analysis was found C = 71.98 % H = 6.71 % And a mass spectrum of…

Q: Which of the following statements are TRUE. Choose all that apply. The emission of energy from…

A: We have to determine the true statements from the given statements.

Q: 11. Answer the following: (a) (b) Describe the components of a 0.25 M "ethylamine" buffer. Show how…

A: The explanation is given below-

Q: Ethylene oxide, C₂H₂O, a fumigant sometimes used by ex- terminators, is synthesized in 88.1% yield…

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Q: For the following reaction at a certain temperature H₂(g) + F₂(g) → 2HF(g) the equilibrium…

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Q: Two hundred and fifty pounds of a mixture of 6.63.% propane 17.47% n-butane, and 75.9%-pentane is…

A: Given: Total mass of gas mixture = 250 lb = 113398 g Temperature = 433 F = 495.93 K Pressure = 40.83…

Q: Using this website, draw the best resonance structure for the molecule shown (it has to be different…

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Q: Decide which element probably has a melting point most and least similar to the melting point of…

A: The melting point is a characteristic physical property of a solid. The temperature at which a solid…

Q: Which of the following is the correct answer for the following calculation, reported to the correct…

A: Addition subtraction rules for significant figures: The result cannot have more digits to the right…

Q: Absorbance taken Question A.: 2. 3, 4. readings Volume SmT 10 ml is mi 20 ml a Plo + absorbance for…

A: UV–visible spectrophotometry refers to absorption spectroscopy  in portions of the ultraviolet and…

Q: What is the saturation pressure, in Pa, of diethyl ether at 276.9 K?

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Q: What is the mass in grams of 37.30 moles of KBr?

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Q: plain why ionic compounds have a net charge balance of zero. Use an example to support you

A: In an atom there is nucleus at the centre and electrons are revolving around it. There are two types…

Q: A complete combustion of octane, C8H18, a component of gasoline, proceeds as: C8H18(l ) +   O2(g)  →…

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Q: The IR spectrum of a sample contains absorptions at 1750 cm-1. To what class of organic compound…

A: IR spectroscopy is used to determine the functional groups present in the sample. Different…

Q: H-C- H -C-H Cyclopropane H tain temperature, the rate constant for this r

A: Chemical kinetics is branch of chemistry in which we deal with speed at which rate of reaction…

Q: What kind of crude oil at the refinery yields the highest-octane gasoline?

A: Gasoline is a fuel made from crude oil and other petroleum liquids.   Crude oil contains…

Q: In an experiment, beams of neutral carbon atoms (C), C+ cations, and C anions fly from the left to…

A: Opposite charges attract each other. So positive attract negative and positive attract negative one.…

Q: TOPIC: REACTION AND ANALYSIS OF THE HYDROGEN SULFIDE GROUP  1) Why is the ion of lead found in both…

A: Analytical chemistry  can be defined as the branch of chemistry that deals with obtaining,…

Q: Question 6 of 26 Fill in the blanks: is reduced in the following reaction; Cr₂O7²- + 6S₂03² + 14H*…

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Q: Is it supposed to be 10^-14 which would equal 13.4 or 10^24 which equals 23.4?

A: Given :  Kw at 50°C = 3.95 × 10-14

Q: How many milliliters of 0.20 MHCI are needed to completely neutralize 65 mL of 0.20 M NaOH solution?…

A: Using the formula Milliequivalent of acid = milliequivalent of base Macid Vacid = Mbase Vbase 0.20…

Q: 4) Unknown ideal gas occuples 1.000 0.0.005 L volume with pressure of 0.492 ± 0.009 atmospheres at…

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Q: Given a series of substances: HBr, HSO4, CH3COOH, HCN, HCO3, what is the weakest base? O CO3 CN- Br-…

A: When an acid loses its acidic hydrogen then it forms a conjugate base. Generally the conjugate base…

Q: Q5/ A. Classify the ceramics materials and give typical example with justification for each class.…

A: Ceramic materials are the inorganic materials thta are made by the combination of nonmetallic and…

Q: 14) Which of the following will show the least change in pH after mixing: 15 mL of 0.1M NaOH added…

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Q: OH orgy N-(3-(trifluoromethyl)phenyl)-2-aminobenz oic acid (E)-1,2-bis(2,4,6-trinitrophenyl)ethene

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Q: Question: A solution of Pb(CO3)2(aq) is combined with a solution of NH4Cl(aq). Identify the…

A: spectator ion: The ions which do not participate in chemical reactions and present the same on both…

Q: g. Label the structures below as chiral or achiral. chiral achiral achiral … chiral

A: Concepts of chirality.