If 4.59 A is applied for 68 minutes, what mass of Pb(s) will be produced? g Pb

Q: Predict the product of this organic reaction: O CHOCCH,NH, + HỌ–CCH, A P + H₂O Specifically, in the…

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Q: What mass of precipitate (in g) is formed when 79.1 mL of 0.500 M FeCl reacts with excess AgNO, in…

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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: How did you obtain the required reaction of K2Cr2O7 + 6CrSO4 + 7H2SO4→ 4Cr2(SO4)3 + K2SO4 + 7H2O?

A: The reaction between potassium dichromate (K2Cr2O7) and chromium (II) sulfate (CrSO4) in the…

Q: Calculate the mass percent composition, to the hundredths place, of the following compounds: a.…

A: Given :-  Chemical formula of compounds :  A. Na3PO4  B. C2H6O  To determine :-  Mass percent…

Q: A compound has the formula C8 Hs and does not contain any double or triple bonds. All the carbon…

A: Given :-  Formula of chemical compound = C8H8  To draw :-  A lewis structure (with no double or…

Q: An alcohol is 68.84 % C and 4.962 % H by mass. The rest is oxygen. What is the empirical formula of…

A: Molecular formula: In a molecular formula we describe the number of atoms of all the elements…

Q: -14°C 5) Design: The iron(II) solution is titrated to iron (III) with a standard cerium (IV) ion…

A: 1.) Volume of Ce4+ can be calculated using the volume used in each trial and taking their average.…

Q: What will the result be if temporary hard water is added to soap solution and was shaken vigorously?

A: Temporary hardness of water due to Magnesium and Calcium.

Q: 4. In a titration of KOH solution, 0.0742 g of KHP is weighed into a flask and dissolved in…

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Q: Example: Find the K, of an unknown acid. 2 mmol of the acid in 100 ml of water was titrated with…

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Q: Explain how the bond length of a diatomic molecule may be determined from the measured spacing…

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Q: VI. a) b) Using acetylene and any alkyl halides as starting materials, synthesize the following…

A: Here we have to synthesize the following given compounds  from starting material  acetylene  and…

Q: An electric current transports 0.10 kC of charge in 714. milliseconds. Calculate the size of the…

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Q: MCHM OH MCHM exists as two geometric isomers, cis and trans. Draw both isomers below using dashes…

A: Cis and trans isomerism: The stereoisomerism in which the two compounds have same molecular formula,…

Q: Given the following thermochemical equations: 2 OF2 (g) → 02 (g) + 2 F2 (g) 2 CIF (g) + O2 (g) →…

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Q: XVIII. Tell whether each of the following reactions is likely to be SN 1, SN 2, E 1 or E 2. a. b. C.…

A: The primary alkyl halides favors SN2 reaction under low temperature. The primary alkyl halides…

Q: What is being oxidized in the following reaction? Iron in FeCl3 Chloride in FeCl3 Hydrogen in H₂S…

A: The addition of electrons or decreases in the oxidation state is known as a reduction reaction and…

Q: a) draw the product of this step b) is the alkyl halide the electrophile or the nucleophile

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Q: Draw the band diagram for a linear chain of F atoms. Do you expect this chain to be conducting,…

A: We need to draw a band diagram for F atoms and predict if its conducting, semiconducting, or…

Q: What reaction scheme would have - and electrophillic addition - the use of NaBH4 or LiAlH4 - a…

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Q: Which element would have the least favorable favorable (least negative) electron affinity?  S, Si,…

A: Given : 1) elements Tip : electron affinity increases left to right and decreases top to bottom on…

Q: COOH NH₂ NO₂

A: It involves the oxidation, reduction, electrophilic aromatic substitution reaction . When there is…

Q: If a sample of carbon dioxide contains 16.4 g of oxygen, how many grams of carbon dioxide doesit…

A: Since, Moles is the ratio of mass to the molar mass of that atom or molecules. Thus,

Q: Question 3 Use the following atomic weights and quantities to calculate the theoretical yield of…

A: We will first write the balanced reaction. From that we will find the limiting reagent and hence the…

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

A: There are three columns in given table. First column has formula of compounds, second column has…

Q: X 1. An acetic acid plus a propyl alcohol will react to form ethyl propanoate in an acid medium.…

A: pH > 7 basic solution  pH < 7 acidic solution  pH = neutral  Carboxylic acid reacts with…

Q: XVII. From the following, pick the least reactive compound in a SN 1 reaction:

A: Unimolecular nucleophilic substitution reaction (SN1): This reaction proceeds in two steps. The…

Q: Which of the substances below has hydrogen bonding between the molecules?   Question 19 options:…

A: A hydrogen bond is a dipole-dipole bond that exists between an electronegative atom of a molecule…

Q: A compound is found to contain 31.42% sulfur, 31.35% oxygen, and 37.23% fluorine by mass. a. What…

A: we have to calculate the empirical formula and molecular formula of the compound

Q: Propose a mechanism (all arrow pushing) for the following pericyclic reaction. heat HO

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Q: 50.00 mL of 0.25 M HNO2 (nitrous acid, Ka = 4.74 x 10^-4) is titrated with 0.25 M KOH solution. What…

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Q: Starting with the following equation, MgCl₂(aq) + Na PO (aq) → Mg,(PO),(s) + NaCl(aq) calculate the…

A: Given : mass of Mg3(PO4)2 = 595 g            Mass of Fe = 725 g

Q: Answer the questions about the below pressure-volume diagram of a thermodynamic cycle. a) Write down…

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Q: when you add water to food coloring, would it be conductive (please cite sources)

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Q: Question 4 How many formula units (particles) of sodium hydroxide, NaOH, are found in a 20.0 g…

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Q: Which of the following substances would you predict has the highest boiling point?   Question 20…

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Q: Write the reaction equation showing structure of the m of an acetoacetic ester synthesis using…

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Q: A chemist prepares a solution of sodium bromide (NaBr) by measuring out 73. mg of NaBr into a 100.…

A: We have to calculate the molarity of Br-

Q: 1.) Which of the following conditions correspond to a lower entropy of a system? a. Decreasing the…

A: In this question, we have to choose the correct conditions correspond to a lower entropy of a…

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: 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: What quantity in moles of precipitate will be formed when 176.0 mL of 0.200 M NaBr is reacted with…

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Q: Macmillan Learning Polychlorinated biphenyls (PCBs), which were formerly used in the manufacture of…

A: We have to calculate moles and grams needed/produced for the given reaction

Q: A chemist designs a galvanic cell that uses these two half-reactions: half-reaction N₂(g) +…

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Q: he words in the left column to the appropriate blanks in the sentences on the right. positive cannot…

A: According to the law of thermodynamics, the change in enthalpy(or internal energy) of the system is…

Q: Using the compounds CHCl3 and CCl4 as examples, explain the difference between a polar bond and a…

A: A compound is said to be polar if compounds have some significant  net dipole movement.

Q: 3. Take another 10mL of the temporary hard water and boil for 5 minutes mL of soap solution to the…

A: The given water is temporary hard water sample. Temporary hardness in water is due to dissolved…

Q: How many electrons in an atom could have these sets of quantum numbers?

A: we have to determine the number of electrons that can have the given set of quantum numbers

Q: H. Calculate how to make 125 uL of a 0.4 mg/mL solution if you have a stock of 1 mg/mL. Show all…

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Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".