e original concentration

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Q: luz luz (E) (E) (2E,4Z,6Z,8E)-deca-2,4,6,8-tetraen

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A:

Q: Which of the following is the most basic solution (highest [UH ])? O pH 12 %3D O pOH = 1.0 o [OH] = ...

A: 1) pH=12 we know, pH + pOH = 14 pOH = 14 - 12 = 2

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Q: determine the reducible representation. show your work. What does the reducible representation reduc...

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Q: Liquid hexane (CH; (CH,),CH;) reacts with gaseous oxygen gas (02) to produce gaseous carbon dioxide ...

A: Weight of hexane = 20.7 gm Weight of O2 = 67.9 gm  

Q: che age of

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Q: The radioactive decay of a certain isotope is A first-order process that has a half-life of 242 minu...

A: Given data First order process for decay of isotope. half life : t1/2=242 min Time : t=45 min

Q: 1.0 x 10-11 moles of HCl are added to 1.OL of H20. What is the pH? О 3.0 O 10.0 O 11.0 О 1.0 O 7.0

A: Moles of HCl = 1.0 × 10-11 moles Volume of water = 1.0 Liter

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A: Yes after the addition of an HCl the calcium hydroxide will react with the acid and its concentratio...

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Q: Below is an unbalanced molecular equation that describes what happens when solutions of cobalt (II) ...

A: The unbalanced molecular equation is., Co(ClO4)2 (aq)  +  Na3PO4 (aq) →  NaClO4 (aq) +   Co3(PO4)2 (...

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A: Given :-  C5H5N + H2O <---->  To write :- complete equation and also show that how C5H5N acts ...

Q: ne equilibrium concentrations for

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Q: For the following descriptions of molecules, draw the Lewis structure (showing all atoms, lone pairs...

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Q: 1) HCI (1 eq.) F) Br CI 2) HBr (1 еq) Major Minor Br G) ELOH Diene Dienophile CO,Me H) Нeat CO,Me AI...

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Q: Is N2O4 molecular or empirical formula

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Q: Draw the structure of the following complexes: a. [Co(en)2(NH3)CI]2+ b. dichlorobis(ethylenediamine)...

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Q: You react 85.6 mL of 0.32 M AGNO3 with excess aqueous K2CrO4. What mass of solid precipitate is form...

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Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.45 kg sample ...

A: Given,  Mass, m = 1.45 kg = 1450 g  Initial temperature, Ti = 36.3 °C  Final temperature, Tf = 56.3 ...

Q: The equation 96 250Cm-?+ Sr+4n is correctly completed as 96 250Cm→ 14Ce+ 2Sr+4{n. A) True B) False

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Q: Wine goes bad soon after opening because the ethanol (CH,CH,OH) in it reacts with oxygen gas (0,) fr...

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Q: 1. Write the structural formula of the major product(s) formed in each of the following reactions. S...

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Q: ections: Balance the chemical equation below and complete its mole ratio on the table below. _C3H8 C...

A: C3H8 + 5O2 ----> 3CO2 + 4H2O  

Q: Which of the following is the most basic solution (highest [OH ])? O pOH = 1.0 O pH = 12 O [OH¯] = 0...

A:

Q: UV - spectra of two Bomers of cinmamic auld g dentify the is amer 2016|| The absorb at 272 nm & 268 ...

A: This Problem Is Based upon UV Spectroscopy, and it can be solved by the concept of steric hindrance ...

Q: Select the balanced net ionic equation for the reaction between aqueous lead (II) nitrate and aqueou...

A: Given aqueous lead(II)nitrate and aqueous potassium iodide We need to write the balanced net ionic e...

Q: A mixture of helium and neon gas is expanded from a volume of 83.0 L to a volume of 87.0 L, while th...

A: Initial volume (V1)= 83.0 L Final volume (V2) = 87.0 L Pressure (P) = 64.0 atm