What is the percent of chloride ion in a sample if 2.500 g of the sample produces 1.750 g of AgCl when treated with excess Ag⁺?

Q: The half-life of 14C is 5730 yr. Find the number of disintegrations per hour emitted by 1.0 mol of…

A: half-life of 14C is 5730 yr.

Q: Complete and balance the following equation: NO2-(aq)+ Cr2O72-(aq)→ Cr3+(aq)+NO3-(aq)

A: NOTE: In the reactant, it will be NO2- and not NO2- and in the product, it will be NO3- and not…

Q: Which of the following nuclear processes does not change the mass number in the product element…

A: I. Alpha emission: XZA→XZ-2A-4 +He24

Q: A sample of methane experiences a temperature change of -92.79 °C while releasing 487.4 joules of…

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Q: The student plotted the experimental kinetics data  as 1/[A] versus time and obtained a straight…

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Q: hot lump of 36.1 g of aluminum at an initial temperature of 51.1 °C is placed in 50.0 mL H2O…

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Q: On the illustration of a generic cell for In/Zn electrodes immersed in their salt solutions Use the…

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Q: 2,3-diaminobutane and butane-2,3-dione

A: The structure of 2,3-diaminobutane is:

Q: -2.421 x 108 -2421 x 101 -2421 x 103 1458 x 1016 -1458 x 10

A: Given,  Mass defect (□m ) = -0.1620 amu (1 amu = 1.67 ×10-27 Kg) □m = -0.1620 × 1.67 ×10-27 =…

Q: Br NASH DMF `CH Question 2 Categorize and draw the product for part B of the lab

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Q: How does hydronium ion concentation relate to electrode potential in potentiometry? a. As…

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Q: When atoms of aluminum-27 are bombarded with alpha particies, a neutron and en element are produced.…

A: Nuclear reaction: The given reaction is a nuclear reaction. In the nuclear reaction, one nuclide is…

Q: Classify the given as direct, indirect, or back titration problems. A 50.00-mL sample of a citrus…

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Q: At 2000 K, the equilibrium constant, Kc for the decomposition of hydrochloric acid is 3.2 x 10-3. If…

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Q: Use the data given here to calculate the values of AGan at 25 'C for the reaction described by the…

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Q: When the following reaction is at equilbrlum, which of these relationships is always true? 203lg) -…

A: Equlibrium constant Kc = Concentration of products / concentration of starting materials.

Q: .A chunk of nickel weighing 18.5 grams and originally at 97.36°C is dropped into an insulated cup…

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Q: According to the balanced reaction below, calculate the quantity of moles of NH, gas that form when…

A: Given :-  Balanced equation :  3 N2H4(l) → 4 NH3(g) + N2(g)  Number of moles of N2H4 reacts = 4.20…

Q: If you combine 300.0 mL of water at 25.00 ∘C and 100.0 mL of water at 95.00 ∘C, what is the final…

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Q: The isomerization of cyclopropane to form propene is a first-order reaction. H,C-CH; H;C-CH=CH; CH:…

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Q: .Which of the following elements have same total number of electrons in p orbitals? a.Na and K b. K…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: The decomposition of antimony pentachloride (SbCl5) is described by the following equation:…

A: 1. Given :-  SbCl5(g) ⇔ SbCl3(g) + Cl2(g)  [SbCl5] = 3.557  M [SbCl3] = 1.181  M  [Cl2] = 4.189 M…

Q: Show how you would accomplish the following with good yield: NH2 NHO a) b) Ph-COOH Ph-ċ-o-ċ-CH3 H…

A: a. N-formylation.   b. acid FG to anyhydride FG using P2O5. c. Fischer esterification.   d.…

Q: Predict the conjugate acid of CH,O'. A) CH,ОН В) СН,ОН, + C) CH,O? '2 D) CH,O

A: We have to predict the conjugate acid of given species.

Q: Draw compounds containing the following. A. Both primary and secondary alcohols B. An isopropyl…

A: ->primary alcohol is alcohol when OH group attached to such carbon which attached with only one…

Q: If a system has 4.50×102 kcal of work done to it, and releases 5.00×102 kJ of heat into its…

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Q: Write the balanced NET ionic equation for the reaction when aqueous BaCl, and aqueous (NH,),SO̟ are…

A: • Aqueous barium chloride on reaction with aqueous ammonium sulphate gives aqueous ammonium chloride…

Q: A reaction is experimentally found to follow the rate law, Rate - K(A2 where k - 0.355 Mmin.…

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Q: Methane and water react to form carbon monoxide and hydrogen, like this: CH,(0)+ H,O(9) - CO(g)+…

A: CO = 71  mmol H2 = 213 mmol

Q: Sodium carbonate (MM = 105.988 g/mol) is a primary standard base that reacts with hydrochloric acid.…

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Q: O DECIMALS, PROPORTIONS, AND PERCENTS Word problem on proportions: Problem type 2 OOOO D 95…

A: Total volume = 553 ml ->4 ml of compound A used for 3 ml of compound B.

Q: F. How many grams of NO would be made from 16 grams of Cu in the reaction.

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Q: The activation energy for the following first-order reaction is 102 kJ/mol. N205(G) – 2NO2(9) +…

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Q: Construction of a voltaic cell Consider a iron-silver voltaic cell that is constructed such that one…

A: At anode , oxidation takes place and at cathode reduction takes place.

Q: A voltaic cell utilizes the following reaction: 4FE²+(aq) + O2(g)+4H*(aq)→4Fe3+(aq) + 2H2O(1)…

A: The balanced reaction taking place is given as, => Given: Eocell = 0.46 V [Fe2+ ] = 1.8 M, [Fe3+…

Q: The half-life of 90Sr is 29 years. What fraction of the atoms in a sample of 90Sr would remain 175…

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Q: If 24% of a certain radiolsotope decays in 6.5 years, what is the half life of this isotope?…

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Q: Use the References to access important values il needed tor this question. In the laboratory, a…

A: Here CH3COOH is weak acid.  Weak acid are those which does not dissociate completely in aqueous…

Q: In an experiment where the initial concentration of Fe was 0.00133 M and the initial concentration…

A: Given equilibrium reaction is  Fe3+(aq) + SCN-(aq) <--> FeNCS2+(aq)  Initial concentration of…

Q: Complete and balance the following equation: S(s)+HNO3(aq)→H2SO3(aq)+N2O(g) (acidic solution)…

A: Given, The balancing equation is: S(s)+HNO3(aq)→H2SO3(aq)+N2O(g) (acidic solution)

Q: c. What is the initial rate of formation ofC if the initial concentration of A is 3.0 x 10 2. The…

A: The rate equation for the reaction can be written as: Rate=kAxBy......(1) Here, x is the order with…

Q: The first disinfectant used by Joseph Lister was called carbolic acid (C6H5OH). At present, this…

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Q: A galvanic cell was set up using the half cells of Cu2+/Cu (E = 0.34 V) and Fe3+/Fe2+ (E = 0.77 V).…

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Q: re of the reaction mixture will de ur spontancously at 298 K and 1. mperature is raised, Key for…

A: Given,  □H >0 □S >0 From the given information,  Reaction is endothermic and entropy of…

Q: P Draw the particle by placing atoms on the grid and connecting them with bonds. Include all lone…

A: P exist in P4 form and Since P4 has four phosphorus atoms, Valence electrons of four phosphorus…

Q: In mining, roasting is the oxidation of metal sulfides to produce metal oxides and sulfur dioxide, a…

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Q: What is the ΔHfus of ethanol (46.06 g/mol) which has Kb of 1.99 and freezes at -117.3 °C?     3.72…

A: Answer: Relation enthalpy of fusion and Molal depression constant is shown below: ∆Hf=MRTf21000Kf…

Q: The molar volumes of water and ice at 0 0C and 1 atm are 18.02 and 19.65 cm3 mol-1, respectively,…

A: Given that, at 0°C and 1 atm pressure,  The molar volume of water is Vl = 18.02 cm3/mol = 18.02×10-3…

Q: Calculate Kp for the reaction 2NOCIig) = 2NO(gi + Clzla) at 400'C if K- at 400°C for this reaction…

A: Which one of the following options is correct

Q: Br/CH3COOH OCH3 16

A:

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".