You seed to make an aqueous sohstion of e.170 M sihver fluoride for an esperiment in lab, sing a 250 m volumetric flak ch solid sver hooride should you add grans

Q: Deduce A.) 160 B. 85 C.) 25 D.) 134 the code Лимвет for CH₂ FCF

A: In 1929, Midgley and Henne created a naming system for halocarbons containing carbon, hydrogen,…

Q: onstruct the expression for Kc for the llowing reaction. 2 Ag(s) + Zn*(aq) =2 Ag*(aq) + Zn(s) 1 Drag…

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Q: ELECTROCHEMISTRY Using the Nernst equation to calculate nonstandard cell voltage A galvanic cell at…

A: Recall the given reaction,                                   3 Cu2+ aq + 2 Al s → 3 Cu s + 2 Al3+ aq…

Q: Which picture is correct

A: I think you want the structure of SiF4

Q: calculate A H

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Q: Use the following five equations to answer the following questions: i. H2O(s)⟶H2O(l) ii.…

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Q: Choose an element (1) (Except Hydrogen) Define its isotopes and its uses and it must be inclined…

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Q: 5. Sketch the following: a. [203] b. (121)

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Q: For the graph shown below: 45 40 35 30 25 20 15 10 5 FA 8. 10 What are the coordinates of point B:…

A: Solution is given on page as below

Q: Rx lithium carbonate 300mg  Dispense #60  Sig: take 1 capsule by mouth 4 times a day  How many…

A: Mass of lithium carbonate in the tablet =  300mg  Patient has to take 1 capsule by mouth 4 times a…

Q: II II IV V II O IV O V оооо о

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Q: In a red colored solution containing a cobalt-containing chemical, how could you easily estimate the…

A: To only get a ease estimate. We simply compare with the cobalt solution with varying concentration.

Q: A wine-dispensing system uses argon canisters to pressurize and preserve wine in the bottle. An…

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Q: Where does the 2.303 comes from

A: The multiplier 2.303 comes from the conversion of ln or loge to log10 .

Q: 2. Calculate AH for the following in the same way you did in #1. a. CO2 (e) + 4 H2 (g) → CH4 (g) + 2…

A: The enthalpy of the given reaction can easily be calculated by the difference of enthalpy of…

Q: D) HCI(g) + 40¿(g) Z ĮCL,(g) + ¿H,O(g) c) 4HCİ(g) + O2(g) 2 2C1,(g) + 2H,O(1) d) C(s) + CO,(g) 2…

A: In equilibrium constant expression partial pressure of gas and concentration of aqueous species are…

Q: 4. Zne) Niraa) Zna) Znr?aa) + Nie) +

A: EZn/Zn2+o = 0.76 V  ENi2+/Nio = -0.257 V   Ecello =   EZn/Zn2+o + ENi2+/Nio = 0.76 + (-0.257) =…

Q: 4.2 3.8 3.4 2.6 f1 (ppm) 2.2 1.8 1.4 1.0 0.6 0.2 -0 2.00-1 0.98- 2.02-1 3.951 2.941 3.59 -3.57 3.56…

A: In the 1-H NMR spectra, the number of peaks will be the same as the number of different protons…

Q: What is the isotope that is used in carbon dating? What is its half-life?

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: 272 17, -6s (l-35.5 0-1ul 272 of Lne Chlade wer farmed in ahie rescton. Calealore 2Zの0 2HCL -1>…

A: Given: mass of ZnCl2 = 272 g Atomic masses are:  Zn = 65 amu Cl =35.5 amu O = 16 amu The correct…

Q: Which sample has the largest volume  densitites are aluminum 2.7 g.cm-3 and copper 9.0g.cm-3 (A)…

A: Formula: Density= mass/volume Volume= mass/density Given data: density of aluminium=2.7 g/cm³ ,…

Q: 6. A 1 gram mixture of CaCO3 and SRCO3 is ignited and converted to CaO and Sro. The mass of oxides…

A: Mass of mixture (CaCO3 + SrCO3) = 1 g  Mass of residue (CaO + SrO) = 0.6 g  % of CaCO3 = ?

Q: Br BUL, DMF

A: Information of question

Q: in ha ion hes andand reductien potental -1.25 V. An engineer proposes using this hafeaction at the…

A: Answer

Q: 8A 1A H 2A 3A 4A SA 6A 7A He Lu Be BCNOF Ne Na Mg 38 48 5B 6B 78 r BB 18 28 AI si PSCI Ar K Ca Sc TI…

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Q: B15.3 The graph shown represents the relation between charge of accumulated copper ions Q and the…

A: Introduction: According to Faraday's first law of electrolysis, the quantity of ions deposited at…

Q: Mendeleev used chemical reactivity to determine how to organize the elements of the periodic table…

A: Mendeleev's Periodic table was arranged based on the atomic masses of the element, a group of…

Q: Indicate which is larger in each of the following two sets. (1) Ni²+ or Ni (II) Te²- or Te

A: #General order of size :  Cation < neutral < anion.  Reason :  Cation is smaller in size…

Q: You have to walk 19352 mi from the crash site of your Mars spacecraft to the interplanetary mars…

A: 1mi = 1.6km 2.2lb = 1kg

Q: How much would a 70 kg person weigh on Mercury with its gravitational acceleration of 3.7 m/s^2?…

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Q: 4. Li (s) + Cr2(SO4)3 (aq) > 5. Mg (s) + FESO (aq)> Al (s) + NISO (aq)> 6.

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Q: c. What volume in liters, measured at 26.0 °C and 724mmHg, of SO2 must react if 2.46 kJ of heat are…

A: Given: Temperature (T) = 26oC = (26 + 273) K = 299 K            Pressure (P) = 724 mm Hg  Since, 760…

Q: The element titanium is now being used as a structuralmaterial for bone and joint replacement…

A: Titanium belongs to group four. It is solid metal at room temperature with an electronic…

Q: The recommended adult dose of Elxophylin, a drug used to treat asthma, is 6.00 mg/kg of body mass…

A: Given,  A drug used to treat asthma is 6.00 mg/kg of body mass.  The amount of drug used by 110-lb…

Q: 43. John Wayne Like a lot of other Americans, John Wayne died of cancer. But is there more to this…

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Q: If pKa = 2.96 then Ka

A: Given: The value of pKa is 2.96 Ka is the acid dissociation constant

Q: Co etticient for N2? A) 3 ら)4 C) 2

A: When stoichiometric coefficient results in the equal number of atoms of each element on both the…

Q: Select all the possible starting materials converted to the product under the following hydration…

A: Note: proton addition to double results carbocation. Sometimes less stable carbocation to more…

Q: (d) Sb + He → I + ? 121 124 (e) 241 Am +'B → 4¿n+? 95 3° Cf + ? → 103L + 3 ¿n 259 98

A: Complete the following nuclear reaction ---

Q: pka Ка Kb pKb (1) (2) 1.191 х 106 6.359 7.641 (3) (5) (8) 8.395 х 10° 1.778 х 105 (6) 1.838 х 104…

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Q: Which of the following lists the volumes in increasing order (smallest to largest) A) 5ml, 45dl,…

A: To compare the given volume first of all we convert the given volumes into liter units. The…

Q: The compound benzene contains 92.26% C, the remain is hydrogen and has molar mass of 78 g/mol. what…

A: Given    C = 92.26 %    H   = (100 - 92.26) %         = 7.74 %  Molar mass of Compound = 78…

Q: Q No 13 Given dat hydrogen peroxide H₂O₂ is 30% by mas density = 111 g/cm³ Molarity = ?

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Q: Determine the volume of a rectangular prism with dimensions of 1.5x102 mm; 2.8x102 mm. and…

A: The volume of the rectangular prism shown in figure can be calculated using the following…

Q: 77 K to FK = C + 273 C = 5/9 (F-32)

A: The objective of the question is to convert the given temperature in kelvin into Fahrenheit using…