Part A: A gas system has pressure, volume and temperature of 0.72 atm, 9.93 L and 17 °C, respectively. How many moles of gas are present? Give answer to nearest hundredth (TWO DECIMALS) Part B: A gas system has volume, moles and temperature of 6.78 L, 0.07 moles and 713 K, respectively. What is the pressure in atm Give answer to nearest hundredth (two decimal

Q: 3. A solution that may contain any of the group III cations. Treatment of the solution with CIO in a...

A: Group 3 cation involve Cr3+, Al3+ , Ni2+ and Fe3+ .

Q: Primary and secondary alcohols can be oxidised by heating with a mixture of potassium dichromate(VI)...

A: Oxidation of Alcohols : In oxidation of alcohol the alcohol functional group is converted into aldeh...

Q: Hydrogen peroxide, H2O2, is a colorless liquid whose solutions are used as a bleach and an antisepti...

A:

Q: Hyrochloric acid is a strong acid that may be effective for neutralizing a wide range of bases. Howe...

A: In neutralization reaction when acid and bases is react it forms salt and water .

Q: 1. A Cr3+ solution is electrolyzed using a current of 0.365 A. What mass of Cr(s) (51.9661) is plate...

A: Since you have asked multiple question, as per our company guidelines we are supposed to answer the ...

Q: 5.00 mL of 10.0 M HCl is diluted to make a solution with a concentration of 2.00 M HCl. What is the ...

A: Given data, 5.00 mL of 10.0 M HCl, Let , V1 = 5.00 mL , M1 = 10.0 M After dilution solution with a c...

Q: If treated with strong aqueous acid, what might happen to the molecule? Show the mechanism step by s...

A:

Q: A 50.0 mL solution of 1.2 M HCl at 24.1oC is mixed with 50.0 mL of 1.3 M NaOH, also at 24.1oC, in a ...

A: HCl = 50.0 mL x 1.2 M = 60 mmol = 0.060 mol NaOH = 50.0 m X 1.3 M = 65 mmol = 0.065 mol here HCl and...

Q: The diagram shows the energy of a reaction as the reaction progresses. Label each of the following i...

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Q: For a gaseous reaction, standard conditions are 298 K and a partial pressure of 1 atm for all specie...

A: Given reaction is :  N2 (g) + 3H2 (g) <---------> 2NH3 (g)  Standard Gibb's free energy change...

Q: Provide a reasonable multistep synthesis of the following molecule from the indicated starting mater...

A: A question based on introduction to organic chemistry that is to be accomplished.

Q: A solution contains 0.0450 M Co and 0.0250 M Ni?*. What is the concentration of the first cation whe...

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Q: V. Assign a structure based on the following formula and H NMR. C10H1002 ЗН 2H PPM

A: The structure of the above mentioned H1NMR spectra is 1,4-diacetylbenzene. 

Q: Part A several factors that affect the rate of a reaction. These factors include e, activation energ...

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Q: Carbon disulfide is a colorless liquid. When pure, it is nearly odorless, but the commercial product...

A: Standard enthalpy change is calculated by looking at change in enthalpy of product and reactant 

Q: What will be produced if these two solutions are mixed together? (Hint: Complete the reactions in th...

A: aqueous strontium chloride = SrCl2(aq) aqueous sulphuric acid = H2SO4(aq)  

Q: If treated with strong aqueous acid, what might happen to the molecule? Show the mechanism step by s...

A: In presence of strong acidic condition  ,ether linkage breaks and alcohol formed.

Q: Explain why there is no evolution of gas in the A. Combination of iodine solution and carbon tetrac...

A: A gas is evolved when a molecule which is molecule that is gaseous at room temperature is formed in ...

Q: a piece of Ag is added to a solution of Zn( NO3)2 with no observable reaction. Where would you place...

A: Answer: This question is based on the displacement reaction which help us in determining the order o...

Q: Question 3 Why do we need to mcasure the proportion of sugar, yeast ,and water in the solution? to o...

A: Ethanol is produced through the fermentation of sugar by yeast. In a simple fermentation setup, the ...

Q: 2. This steel is used in railway wheels and tracks, gears, and crankshafts. * O High carbon steel O ...

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Q: Activity 1 Which of the following molecular formulas are also empirical formulas? 1. Oxalic acid, H:...

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Q: draw all the resonance structures for each of the above species. be sure to include the curved arrow...

A: Note : As per our company guidelines we are supposed to answer only first 3 sub-parts. Kindly repost...

Q: For the chemical reaction: 2 Mg (s) + O2 (g) 2 Mg0 (s), if you start the reaction with 2 moles of Mg...

A: Given reaction is :  2Mg (s) + O2 (g) ----------> 2MgO (s)  Moles of Mg = 2 mole  Moles of O2 = 3...

Q: Sometimes in lab we collect the gas formed by a chemical reaction over water (see sketch at right). ...

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Q: What happened with the balloon when the menthol candy was mixed with the soft drinks?

A: As the menthol candy sinks into the soft drink bottle, the candy creates more carbon dioxide bubbles...

Q: to analyze for the percent acetic acid present in the vinegar. After the titration, 0.0036 moles of ...

A: Given,  Mass of sample = 5.0 g mole of NaOH = 0.0036 mol At end point,  Moles of NaOH = moles of Aci...

Q: A chemist receive different mixtures for analysis with the statement that it contain NaOH, NaHCO3 , ...

A: NaOH and NaHCO3 can't be present together in a mixture since they react to form Na2CO3.   Thus, poss...

Q: Which reaction will give an alkene product that will favor anti-periplanar geometry?

A: Given : types of reaction

Q: Part A The half-life for the radioactive decay of U – 238 is 4.5 billion years and is independent of...

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Q: Discuss the extraction method for Lemon oil

A: The distillation plant is arranged first Thisconsists of a distillation flask, a basket heater, a ho...

Q: 24. This is a type of covalent bond in carbon which has the greatest bond energy. A. Triple bond B. ...

A: Covalent bond is formed by sharing of electrons between two atoms of comparable electronegativity.

Q: This

A: a. Molar quantity of HCl added to the buffer: =Molar concentration of HCl×Volume of HCl added=1.00 M...

Q: Which of the following is expected to have the smallest HOMO-LUMO gap? A) B) C) D) A C B.

A: If wavelength increases HOMO-LUMO gap decreases.  

Q: Find the molarity of the titrant given the following data in 3 decimal places. Show solutions Prima...

A: Trial-1              Primary standard = Na2CO3            Formula mass of Na2CO3 = 105.99 g/mol     ...

Q: 103.0 g of chlorine gas (Cl2) and 36.0 g of helium (He) are mixed in a container with a total pressu...

A: Given,  The mass of Chlorine(Cl2 ) = 103.0 g      The mass of helium (He) = 36.0 g and the total pre...

Q: ОН d) a) b)

A: Given structures are :  Draw all the resonance structures for each of the above species and draw r...

Q: 1 3 CH;CH=CH, + HBr

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Q: What is the major product of the Diels Alder reaction shown in the box? ? +

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Q: Which one of the following compounds contains the greatest number of sp2 hybridized carbon atoms? a....

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Q: If an mL of HCl is equivalent to 1.5mL of 0.5N NaOH, the volume of alkali that would be consumed by ...

A: Given,  1.5 mL of 0.5 N NaOH is neutralized with 30 mL of an acid HCl, the normality of an acid is:

Q: (Q3) A solution has been prepared by adding an acid to water, resulting in a hydronium ion concentra...

A: Answer: This question is based on the ionic product of water. Given data: [H3O+]=2.8×10-5M

Q: When 0.475 g of biphenyl (C12H10)  undergoes combustion in a bomb calorimeter, the temperature rises...

A: Answer: Bomb calorimeter is a constant volume calorimeter. Therefore, heat exchange calculated in it...

Q: In searing temperatures reached in a lighting bolt, nitrogen and oxygen from nitrogen monoxide, NO. ...

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Q: (a) Complete the Lewis structure for the molecule below. How many lone pairs are there? H H H H-Ca-C...

A: Carbon with 4 sigma bonds is sp3 hybridized. Carbon with 3 sigma bonds is sp2 hybridized.  Carbon wi...

Q: how many grams of CO2 are present in 8x10^12 molecules of CO2?

A:

Q: Discuss the extraction method for Rose oil

A: Rose oil is the essential oil extracted from the petals of various types of rose. Rose ottos are ext...

Q: calculate the pH

A: Arginine.HCl+NaOH>>>>>Arginine+NaCl+H2O    now arginine exist as zwittor ions form af...

Q: Place a small amount of water (about 3 tablespoons) in a plate. Leave the plate near the window or i...

A: Matter has generally three states- solid,liquid and gas. State change of matter occurs with acceptan...

Q: Reaction of carbon disulfide with hydrogen gas at 960 °C is a reversible reaction presented as follo...

A: Given data for  a) Volume of evacuated vessel (V) = 1 L  Initial volume of CS2 and H2 are 1.250 mole...