Consider the following endothermic reaction at 345.0 °C HBr (g) = > H2 (g) + Bi2 (g) Kp=4.18×10^-9 A reaction vessel initially contains a partial pressure of HBr of 0.20 atm. Calculate:

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

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Q: The equilibrium constant for the reaction: CO2(g) CO(g) + 1/2 O2(g) is 6.66 × 1012 at 1000 K. Calcul...

A: Given- CO2->CO +1/2O2.                K=6.66×1012

Q: A0.55 M solution of HX, a weak acid, is made. a) Write the reaction of the acid in water and identif...

A: Here the concentration of weak acid HX is 0.55M . Ka= 1.1×10^-2 . We have to determine conjugate bas...

Q: Determine the wavelength in pm (10-12 m) of an object of 2.83 X 10-31 kg moving at a velocity of 7.9...

A: Wavelength = h÷mv 

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A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for you...

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Q: What is the major product expected from the following sequence of reactions? Br KCN H30 PHCH2CH2COOH...

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Q: Based on the table you completed above, decide whether the low solubility of KHT at room temperature...

A: KHT (potassium hydrogen tartrate) is a salt of very strong base KOH and weak acid tartaric acid.  

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Q: Balance the following redox reactions in acidic solution: 1. ClO3- + SO2  SO42- + Cl-

A: the given equation is ClO3- + SO2 =  SO42- + Cl-  

Q: 17. In the given reaction: Haig) + Izg) = 2Hlg) Ke= 47.2 at 500°c. If the initial concentrations are...

A: Given: The initial concentration of H2 = I2 = 0.250 M Initial concentration of HI = 0 M Kc = 47.2

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Q: 9. The % w/w of I- in a 0.2144-g sample was determined by Volhard titration. After adding 50.00 mL o...

A: amount of AgNO3 =50 mL X 0.04980 M =2.49 mmol amount of KSCN = 22.76 mL X 0.05322 M =1.2112 mmol

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A: Given- Moles of CH4 = 4 mole  

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Q: CH3 O2N. NO2 ZON NO2

A: The given compound is Trinitro toluene ( TNT) 

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Q: A buffer solution is prepared by dissolving 1.50g each of benzoic acid (MM=122.1, Ka=6.3 x 10^-5), H...

A: Given,  Mass of benzoic acid (HC7H5O2) = 1.50g Molar mass of benzoic acid =122.1g/mol Mass of sodium...

Q: CH3 CH3 CHO OSIME;

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Q: Write the complex hydrogen atom wave functions, 2p-1, 2po, and 2p1 in terms of the real wave functio...

A: We need to write the complex wavefunctions in terms of the real wavefunctions.

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Q: Consider the reaction: 2NO(g) + O,(g) – 2NO,(g) Suppose that a particular moment during the reaction...

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Q: write as many accurate and or relevant statements about the following picture. a minimum of 5 descri...

A: The given Picture is the hydrolysis of protein catalysed by the enzyme histidine.  

Q: A sample of argon gas collected at a pressure of 1.33 atm and a temperature of 293 K is found to occ...

A: Answer: (1) Given Pressure P= 1.33 atm, Initial volume V = 590 mL = 0.590 L temperature T = 293 K R ...

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Q: The reaction 2A B is first order in A with a rate constant of 2.8 x 10s at 80°C. How long (in second...

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Q: Use the References to access important values if needed for this question. A sample of neon gas occu...

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Q: ges for the following two reactions: 1) 4C(s) + 5H2(g)→C4H10(g) AH° = -125.6 kJ 2) C2H2(g)–→2C(s) + ...

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Q: What is the connection of polarity to the formation of intermolecular forces of attraction?

A: Polarity of molecules leads to partial positive and negative charge on the molecule.

Q: Why are carboxylic acids more acidic than alcohols? The increased inductive effect of the alkyl grou...

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Q: 10.45 Calculate AG° at 45°C for reactions for which (a) AH° = 293 kJ; AS° = -695 J/K (b) AH° = -1137...

A: Formula used :-  ∆G° = ∆H° - T∆S°

Q: Denise Guinn THIRD EDITION presented by Macmillan Learning A metal object with mass of 20.1 g is hea...

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Q: Charle's Law A sample of Argon gas is cooled and its volume went from 380 ml to 250 ml. If its fina...

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Q: A balloon contains 0.115 mol of gas and has a volume of 2.87L If an additional 0.132 mol of gas is ...

A: According to Ideal gas equation,  PV = nRT   where, P = pressure of gas V = volume occupied by the g...

Q: What lab equipment is used to manually stir solutions? thermomoter

A:   In chemical laboratory various equipments are used these equipments are called apparatus  In any t...

Q: An endothermic reaction which results in an increase in moles of gas will be most product-favored un...

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

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Q: Consider the reaction data. A products T (K) (s- 325 0.376 875 0.719 What two points should be plott...

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Q: 18. Consider the following reaction which has a has Kc = 0.054 at a certain temperature: PCISG) = PC...

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Q: In the reaction below, 7.0 mol of NO 5.0 mol O2 are reacted together. The reaction generated 3.0 mol...

A: The formula for percent yield calculation is - Percent yield = (actual yield of product/theoratical ...

Q: When silver metal, Ag, is exposed to hydrogen sulfide gas, H2S, it tarnishes. Is the reaction of Ag ...

A: Redox reaction is the reaction in which oxidation and reduction occurs in the same reaction.  Oxidis...

Q: 4. 252O32- (aq) + I2 (aq) -> S4O62- (aq) + 21- (aq)

A: A reaction in which oxidation and reduction takes place simultaneously is called a redox reaction 

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A: When liquid methanol react with oxygen , it produces carbon dioxide and water gas . For 1 mol methan...

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Q: What should be left in the locker before entering the laboratory? O a. all of the above O b. cellpho...

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Q: 34) What is the IUPAC name of this compound?

A: As per the guidelines if multiple questions posted first three are allowed to answer, please post re...

Q: Draw Step 2 of the mechanism. I Edit Drawing

A: The given reaction is a type of Nucleophilic addition followed by substitution.