How many proof gallons are contained in 8 gallons of 60 proof alcohol?

Q: Calculate the %w/w As2O3 in a 2.025-g sample of insecticide that yields 207.5 mg of Mg2As2O7

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Q: Enumerate and describe the types of precipitates.  How will you control the size of precipitates

A: Interpretation- We have to enumerate and describe the types of precipitates and how we will control ...

Q: Consider the structure of Vitamin C to answer the following questions. OH HO но OH Vitamin C 31. Com...

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Q: 2. A 0.8102-g sample of impure Al,(CO3)3 decomposed with HCI; the liberated CO, was collected in CaO...

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Q: Using the table of standard formation enthalpies that you'll find under the ALEKS Data tab, calculat...

A: Solution -

Q: Consider the synthesis of urea: 2 NH₃(l) + CO₂(g) → CO(NH₂)₂(s) + H₂O(l). If 47.7 g of urea is forme...

A: Given: Actual yield of urea = 47.7  g Molar mass of urea = 60.06 g/mol

Q: CH3 H3C CH3 H2C CHO 2

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Q: (w/w)

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Q: A 0.8382 g sample of an organic compound was burned in a stream of oxygen, and the carbon dioxide pr...

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Q: The thermal efficiency of an ideal Rankine cycle is: a) always less than the thermal efficiency of a...

A:  Carnot cycle : It is a theoretical cycle operating between two reservoir (hot reservoir at T1 and c...

Q: burned in pure 02 and the combustion gases collected in absorbent tubes. The tube used to trap CO2 i...

A: Ans. The conservation of mass requires that all the carbon in the organic compound must be in the CO...

Q: b4 assign oxidation numbers to each of the atoms in the equation and determine if the reaction is re...

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Q: The decomposition of N2O4 into NO2 is carried out in a sealed container at 25o                      ...

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Q: 2. If a metal has a mass of 27 q and it requires 420 J of heat energy to increase temperature from 2...

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Q: The protein content of the unknown samples were determined using BSA as standard. The absorbance val...

A: Given data for standard:

Q: Examine the following reaction. 4 Al 203(s) + 3CI (aq) = 8 AI( s) +3 CIO 4 (aq) What is the equilibr...

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Q: Some unknown compound reduces the freezing point of benzene from 5.53 to 4.80˚C. What is the molalit...

A: Molality of a solution can be defined as number of moles of solute dissolved per kilogram of solvent...

Q: A 0.5 m aqueous solution of sugar was boiled. At what temperature did this temperature did it boil i...

A: Dear student, since you have asked multiple questions but according to guidelines we will solve 1st ...

Q: Draw the major intermediate and product of the reaction between (2E)-4-methylhex-2-ene and Br, in th...

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Q: The average concentration of sodium ion and sulfate ion in sea water are 1.15ppm and 250ppm respecti...

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Q: Q13: Write the name of this compound and recall how each of the three can be introduced to benzene: ...

A: Answer of the question given below, 

Q: Draw an enthalpy diagram to represent the following equation:  Pb(s) + PbO2(s) + 2H2SO4(aq) → 2PbSO...

A: Pb(s) + PbO2(s) +2H2SO4(aq) --> 2PbSO4(s) + 2H2O(l) ∆H = -509 KJ  

Q: if the pH at one half the first and second equivalence points of a dibasic acid is 4.80 and 7.34, re...

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Q: A 6.785- g sample contain only one volatile substance, MgCO3, was heated in a nitrogen atmosphere fo...

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Q: One gallon of certain lotion contains 946 mL of benzyl benzoate. Calculate the percentage (v/v) of b...

A: Solution - According to the question - Given - One gallon = 3.8 liter 3.8 liter contains 946 mL of b...

Q: Calculate the pH at the equivalence point for the titration of 0.150 M methylamine (CH, NH,) with 0....

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Q: pH

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Q: Provide the proper IUPAC name: (CH3)2CHCH2CH2CH(CH2CH3)CH2C(CH3)3 rovide the proper IUPAC name: 2. C...

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Q: A 25.0 mL volume of HCl solution of unknown concentration is titrated with a 0.172 M NAOH solution. ...

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Q: Under certain conditions the rate of this reaction is zero order in ammonia with a rate constant of ...

A: In the given question we have to calculate the final concentration after time 2.0 second. 

Q: needs to synthesize 2-pentanone from 1-butyne. help her by suggesting a synthetic scheme she has to ...

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Q: Bé sure to answer all parts. Consider the reaction X+ Y-Z Initial Rate of Disappearance of [X] (M) [...

A: Solution -

Q: ermine the value of the equilibrium constant fro the reaction A + 2B = 20 L0 mol of A and 1.5 mol of...

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Q: 3. Find the specific heat of a steel that has a mass of 1.57 kg absorbs net thermal energy of 2.5\ti...

A: Answer:- We can determined specific heat of  steel by using q=mc∆T ...

Q: Identify whether there will be an increase or a decrease in entropy for the system. Nitrogen gas rea...

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Q: Light of varying wavelength hits the surface of a metal. Match each wavelength of light with the obs...

A: When light strikes on a metal, electrons can be ejected from the surface of the metal in a phenomeno...

Q: Draw a structural diagram for 1-pentanol. - you do not have to consider stereochemistry - you do n...

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Q: If a commercially available insulin preparation contains 1.5 ppm of proinsulin, how many mcg of proi...

A: The mass of solute in mg present in a one-liter solution is known as ppm (parts per million) concent...

Q: 1-methylcyclobut-1-ene with Cl, in dark conditions 2-methylprop-1-ene with O3, Zn, H;O, H*

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Q: Consider the following endothermic reaction at 345.0 °C HBr (g) = > H2 (g) + Bi2 (g) Kp=4.18×10^-9 A...

A: Given endothermic reaction is :  2HBr (g) <---------> H2 (g) + Br2 (g)  Pressure equilibrium c...

Q: 25. What species is oxidized in the following redox reaction: 2Al(s) + 3 Zn²*(aq) → 2A13*(aq) + 3Zn(...

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Q: Compute the E°cell and determine whether spontaneous or not. A. Fe and Cu B. Pb and Cu C. Zn and Cu

A: E°cell = Emf of the cell  When emf is a positive value the cell spontaneous.  E°cell = Eoxd + Ered  ...

Q: Be sure to answer all parts. For a certain reaction, the frequency factor A is 7.0 x 10° s and the a...

A: To solve this question, use the formula for rate constant which contains k, A, Ea and T terms in it.

Q: An iron ore was analyzed by dissolving a 1.957-g sample in concentrated HCl. The resulting solution ...

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Q: A student dissolves 12.3 g of potassium chloride (KCl)in 250. g of water in a well-insulated open cu...

A: Here we are required to find the enthalpy of the reaction using the principle of calorimetry.

Q: 2. In an attempt to determine the accurate value of the gas constant, R, a student heated a containe...

A: Here 0.25132 g of helium gas present in a container of volume 20dm^3  is heated to 500°c and pressur...

Q: Under certain conditions the rate of this reaction zero order in dinitrogen monoxide with a rate con...

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