How many liters of a 0.200 MM sodium cyanide solution would be needed to react with 50.0 kgkg of rocks that contain 2.00%% by mass of gold? Express your answer to three significant figures.

Q: QUESTION 8 Hydrogen bromide, HBr, is a strong electrolyte in water. What is the boiling point elevat...

A: The molality and elevation of boiling point can be calculated as 

Q: Normalize the wavefunction, Y = Asin(2x),x = 0 to 2n. Refer to a table of integral if %D necessary.

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Q: radiation having a wavelength of 0.0711 nm was used. A) Determine whether this metal's crystal struc...

A: all details are shown below.  

Q: A. CH3COCH3 B. CH3CH20CH2CH3 C. 6-ethyl-3,7,7-trimethyldecane D. (CH3)3NO (show formal charges!) E. ...

A: Draw line angle structure: A) CH3COCH3  B) CH3CH2OCH2CH3  C) 6-ethyl-3,7,7-trimethyldecane D)(CH3)3N...

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Q: Draw an achiral diastereomer of the molecule shown below CH3 Но -- OH H- OH CH3

A: An achiral compound is the compound that must have an superimposable mirror image.  Again, If two co...

Q: how to calculate delta H in this picture by using Excel program?

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Q: Consider the reaction H2(g) + Cl2(g)   ⇌ 2 HCl(g), which is exothermic as written. What would be the...

A: Given :-  H2(g) + Cl2(g)   ⇌ 2 HCl(g)  Reaction is exothermic  To determine :-  effect on the equili...

Q: Column resolution is an indicator to identify the selectivities and efficiencies of the column abili...

A: Coloumn resolution is an indicator to identify selectivities and efficiencies of coloumn ability to ...

Q: When an alcohol is oxidised what is the functional group of the product?

A: Alcohol can be defined as the functional group in which hydroxyl (OH) group is attached to the carbo...

Q: Suppose a 500. mL flask is filled with 0.90 mol of NO, and 1.8 mol of NO,. The following reaction be...

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Q: A metal crystallizes in the face-centered cubic (FCC) lattice. The density of the metal is 21450 kg/...

A: Molar mass is the mass of 6.02 * 1023 atoms. To find the mass of one atom, molar mass must be divide...

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Q: The ocean is approximately a 3.00% solution of NaCl (fw%3= Calculate the molarity of NaCl in the oce...

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Q: Write the IUPAC names of the following organic compounds if given the structure. Draw the organic co...

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Q: QUESTION 10 What is the osmotic pressure (N) of a solution containing 0.125 mol of a nonelectrolyte ...

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Q: At a certain temperature the rate of this reaction is second order in NH,OH with a rate constant of ...

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Q: Give scenarios or examples on how chemistry is used or applied in the following categories: -Educati...

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Q: 11-15. MODIFIED TRUE OR FALSE A. FIRST statement is CORRECT, second is INCORRECT B. FIRST statement ...

A: Vanderwaal  forces   occurs in  All the molecules because  of the development  of polarity in Molecu...

Q: entration In che artemis

A: V1 =0.8mLC1 =100mMV2 =1μL=1000LC2 =?

Q: Salt mixture: 2.64 g Mass of filter paper: 1.223 g Mass of filter paper and CaC2O4⋅H2O: 1.997 g M...

A: Mass percent is one of the ways to represent concentration of a solution or a mixture. Mass percent ...

Q: b) Predict the type of interference caused by the formation of metal ion-anion compounds which are d...

A: A question based on analytical process that is to be accomplished.

Q: Paraphrasing ewriting Tool Car note Pirate Ship BLACKBOARD [Review Topics] [References) Indicate whe...

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Q: Following AAS analysis, a graph of absorbance versus ppm nickel standard gave a best-fit line y = 0....

A: Given that, a calibration curve for the determination of aspirin is constructed from the known conce...

Q: Determine the rate law and the value of k for the following reaction using the data provided: NO2(g)...

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Q: Consider this reaction: 2H,PO, (aq) - P,05 (aq)+3H,0 (aq) At a certain temperature it obeys this rat...

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Q: SF, - Vibrational Modes v, 775 cm u 643 cm u, 948 cm B Doubly Degenerate weak Triply Degenerate very...

A: A question based on IR spectroscopy that is to be accomplished.

Q: What is the purpose of refluxing the reaction mixture for 45 minutes? Why not simply boil the mixtur...

A: A question based on analytical process that is to be accomplished.

Q: A metal salt with the formula MCı, crystallizes from water to form a solid with the composition MCl,...

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Q: A saline solution, NaCl in water, is 0.92 % M. How many grams of NaCl are required to prepare 35.0

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Q: is

A: We have to carry out the given transformation by sulfonium ylide. The reaction is shown below  

Q: Design a synthesis for compound A starting from benzene. You can use suitable inorganic and organic ...

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Q: A. Draw the bonding and antibonding MO for the linear combination of the following sets of orbitals....

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Q: Hydrogen sulfide and oxygen react to form sulfur dioxide and water, like this: 2H,s(g)+30,(g) → 2S0,...

A: Le Chatelier's principle: This principle is used to predict the effect of a change in conditions on ...

Q: Quntien 1 Using pka valves, ladicate the position of equilibeiam for eencticns aband e.

A: Pka is -log(Ka); Higher Ka,lower Pka. Ka will high when dissociation is easy.

Q: The radius of a single atom of a generic element X is 199 picometers (pm) and a crystal of X has a u...

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Q: Give the relationship between pairs A and C below. The possible relationship are: "same compound", "...

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Q: What is one property of solids that makes them fundamentally different from liquids? I hat is one pr...

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Q: O, N and S atoms have lone pairs and can thus serve as Bronsted-Lowry or Lewis base. Which atom in t...

A: O, N and S atoms have lone pairs and can thus serve as Bronsted-Lowry or Lewis base. 

Q: The structure shown below is missing formal charges, but all electrons are shown. What is the formal...

A: The structure given is,  

Q: 21

A: We are given phase diagram of Benzene we have to find out the boiling point for benzene and also fin...

Q: A buffer solution NaCsH3O3 (sodiu is present in the

A: Molarity of HC5H3O3 = 0.250 Molarity of NaC5H3O3 = 30.0ml Volume of HC5H3O3 = 0.220M Volume of NaC5H...

Q: Methane and chlorine react to form chloroform and hydrogen chloride, like this: CH,(9)+3Cl,(9) -→ CH...

A: Le Chatelier's principle: This principle is used to predict the effect of a change in conditions on ...

Q: Which of the following sets of atomic orbitals will form a pi bond? s+ px O px + px O py + py s+ pz

A: Interaction between two atoms results yhe formation of a chemical bond between them. By this , two o...

Q: Be sure to answer all parts. Calculate the number of cations and anions in each of the following com...

A: To calculate the number of cations and anions the number moles of the compound required. 

Q: .1: Discuss about coordination polymerization in detail.

A: A polymer can be defined as the substance made up of  large molecules called macromolecules.The simp...

Q: Compare the rate of ESR in the given compound ÇH, Çi NH, (i) (ii) (iii) (iv)

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Q: Write the concentration equilibrium constant expression for this reaction. CH;CO,C,H;(aq)+H,O(1)→CH;...

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Q: What's the name of the following compound? Is it a strong base or a weak base? What happens when it...

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Q: [CO2] = 0.75 M. Which statement is true regarding the system as it establishes equilibrium? C (s) +...

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