A chemist measures the amount of fluorine gas produced during an experiment. He finds that 3.1 g of fluorine gas is produced. Calculate the number of moles of fluorine gas produced. Round your answer to 2 significant digits. Im

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Q: Calculate the energy in joules of a photon of green light having a wavelength of 562 nm. Report your…

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Q: Gaseous NOBr is placed in a closed container at -169 oC, where it partially decomposes to NO and…

A: Balanced chemical equation: 2 NOBr(g) -----> 2 NO(g) + 1 Br2(g)

Q: late the number of boron atoms in a 120.0 g sample of tetraborane (B₂H₁ re your answer has a unit…

A: Mole is equal to weight of substance divide by it's molar mass

Q: An atomic anion with a charge of -1 has the following electron configuration: 13²23²2p What is the…

A: Given the electron configuration of the anion with a -1 charge: 1s2 2s2 2p6 We have to find the…

Q: lacmillan Learning Carbohydrates serve as a vital source of chemical energy to the human body.…

A: 1 KJ = 0.239 Kcal  So  119 KJ = 119 X 0.239 Kcal             =  28.44 Kcal

Q: - 5.7 Apply Hess Law - using Standard heats of formation, calculate for the the standard Enthalpy…

A: Here we are required to find the Enthalpy change for the reaction given

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 203.0 g sample…

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Q: Calculate the mass of vanadium(V) oxide (V₂05) that contains a million (1.000 × 10°) vanadium atoms.…

A: Atoms of vanadium given in Vanadium oxide = 1.000 × 106 atoms  Molar mass of vanadium oxide = 181.88…

Q: A chemist prepares a solution of copper(II) sulfate (CuSO4) by measuring out 3.3 µmol of copper(II)…

A: The conversion of quantity from one unit to another unit is known as unit conversion. During the…

Q: The Solubility Product Constant for silver hydroxide is 2.0 × 10-8. The molar solubility of silver…

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Q: All except c are correct

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Q: What (R) or (S) stereochemistry is proper for the following molecule? 1 H3C. Cl H H Br 5 CH₂CH3 4 A)…

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Q: A student runs two experiments with a constant-volume "bomb" calorimeter containing 1100. g of water…

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Q: Suppose a drug molecule binds to a protein target. Complete the table which describes possible…

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Q: Use the balanced chemical equation to complete the table: (9.10, 9.20, 9.30) 2FeS (s) + 302 (g) →…

A: We have to complete the table using the balanced equation

Q: Give the IUPAC name for the following. OH O 3-methyl-2-pentanol methylpentanol O 3-methyl-4-pentanol…

A: IUPAC Nomenclature rule: 1) Identify the parent change 2) Identifying the substituent and functional…

Q: 7. Consider the reaction below हन Ph Ø и сиз cus HI H3C E, prosect A. The trans product shown is the…

A: When using NaOEt as base the product is trans, so the reaction must be go through E1 mechanism and…

Q: Calculate the mass of scheelite (CaWO4) that contains a billion (1.00 × 10⁹) oxygen atoms. Be sure…

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Q: Three moles of FeCl2 contains THREE atoms True False

A: 1 mole of any substance contains Avagadro number(NA) of atoms ,i.e. 6.022×1023 atoms  Number of…

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Q: Which of the highlighted chemical bonds in the molecules below is longest? Shortest? In between?…

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Q: A chemist must prepare 475. mL of 1.00 M aqueous sodium nitrate (NaNO3) working solution. He'll do…

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Q: A purified protein is in a 100. mM HEPES buffer pH 7.3 with 500. mM sodium chloride (NaCl). A 25.0…

A: Given that: pH = 7.3 Concentration of HEPES with NaCl = 100 mM  Concentration of NaCl in HEPES…

Q: A gas exerts a pressure of 435 atmospheres (atm). What is this pressure in millimeters of mercury…

A: Given Pressure = P = 435 atmosphere (am)P(mmHg) = To be determined

Q: A titration is performed with a 25.00 mL analyte saturated solution of manganese(II) hydroxide with…

A: We will first write the balanced chemical reaction, it gives us the idea of mole of HCl consumed per…

Q: What is the approximate concentration of free Al³+ ion at equilibrium when 1.13×10-² mol aluminum…

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Q: complete electron Configuration for the nickel (III) iona write the Using Noble Gas notation white…

A: Electron configuration : It is representation of distribution of electrons in the respective atomic…

Q: A chemist prepares a solution of silver(I) perchlorate (AgCIO4) by measuring out 817. μmol of…

A: Given, Moles of silver perchlorate = 817 μmol Volume = 450 mL

Q: Which of the following structures, A or B, has the faster rate of reaction in a Diels-Alder…

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Q: Consider the following system at equilibrium at 600 K: CO(g) + Cl₂(g) =COCI₂(g) + 25.9 kcal Indicate…

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Q: Calculate the pH when 20.0 mL of 0.150 M KOH is mixed with 35.0 mL of 0.300 M HBrO (Ka = 2.5 × 10 °)…

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Q: For each chemical reaction listed in the table below, decide whether the highlighted atom is being…

A: Increase in oxidation number is called oxidation and the species whose oxidation number increases is…

Q: The following chemical reaction takes place in aqueous solution: Zn(NO3)₂(aq) + (NH4)2S(aq) → ZnS(s)…

A: Given that a chemical reaction is ZnNO32aq + NH42Saq → ZnSs + 2NH4NO3aq. We have to write the net…

Q: ess Consider the insoluble compound silver hydroxide, AgOH. The silver ion also forms a complex with…

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Q: What is the major organic product formed in the following reaction? III -CH₂ CH₂-Br Select one: A. I…

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Q: Calculate the lattice energy of calcium chloride given that the heat of sublimation of Ca 121 kJ/mol…

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Q: Concentration of 0.15M of propionic quilibrium 25.0 cm³ of the solution required

A: Given: Concentration of Propionic Acid (solute adosrbed) = 0.15 M Volume of Propionic Acid  = 100…

Q: O Macmillan Learning The volume of a sample of hydrogen gas was decreased from 11.96 L to 5.25 L at…

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Q: Question 4: Is the molecule shown below chiral or achiral? OH < Is the molecule shown below chiral…

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Q: can an ionic bond have polar molecules

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Q: 9. What is the major product for this reaction? H D A. B. C. D. D H H D CH3 -CH3 CH3 D-CH₂ н CH₂…

A: For the elimination to occur Br and beta-H should axial

Q: on 15 of 16 Ⓒ Macmillan Learning Carbohydrates serve as a vital source of chemical energy to the…

A: In the given question we have to convert energy value from kilojoules (kJ) to kilocalorie (kcal).…

Q: Draw the mechanism of the addition of bromine to E-stilbene

A: The addition of bromine to the trans-stilbene takes place in the following two steps:-  Step-I:- In…

Q: Assuming each of the following solutions are at 25°C, determine the missing information. b) 으 [H3O+]…

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Q: What is the volume in liters of 5.60 moles of CO₂ at standard temperature and pressure (STP)?

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Q: Draw the Lewis structure of BH4- and use your Lewis structure to help fill in the missing numbers.…

A: Lewis structure represents all the atoms in a molecule with all bond pairs and lone pairs.…

Q: The Ksp for CsClO4 is 0.00747. Determine the solubility for CsClO4 in M. Report answer with four…

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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".