Find the number of representative particles in each of the following: show solution 0.116 mol NO2 2.37 mol CuSO4 0.025 mol Fe2O3 1.32 mol F2

Q: Which of the following conditions causes a gas to behave ideally?  Select all that apply. small…

A: In the given question we need to tell about the condition that is suitable for the gas to behave…

Q: The salt bridge in a galvanic cell allows the soltuions in the half cells to remain electrically…

A: In this question, we have to choose the correct option regarding salt bridge.

Q: Chemistry Gaseous methane CH4 reacts with gaseous oxygen gas O2 to produce gaseous carbon dioxide…

A: Given, Gaseous methane (CH4) reacts with gaseous oxygen gas (O2) to produce gaseous carbon dioxide…

Q: A sample of a gas in a cylindrical chamber with a movable piston occupied a volume of 4.626 liters…

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Q: 9. 0.4288 g of an unknown acid is dissolved in 20.00 mL water and titrated with NaOH, resulting in…

A: Answer a: mole of NaOH  = concentration  *   volume /1000 = 0.1750*14/1000 = 0.00245 mole of NaOH as…

Q: 2 HC162) + Mg (S), Molealar equation Total jonic equation Net jonic equation

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Q: A chemist prepares a solution of sodium thiosulfate (Na₂S₂O3) by measuring out 18. g of sodium…

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Q: A chemist prepares a solution of potassium dichromate (K₂Cr₂O7) by measuring out 43.6 µmol of…

A: Given :-  No.of moles of K2Cr2O7 = 43.6 umol  Volume of solution = 300. mL  To calculate :…

Q: From the change in internal energy, AE, given for 25 °C, calculate the change in enthalpy, AH, at…

A: Given, change in internal energy, ∆E = -161.6 KJ = -161.6 × 103 J Temperature, T = 25 oC = 298 K Gas…

Q: Use the following information to determined AGran (kJ/mol). 2H₂S (g) + 302 (g)2SO2 (g) + 2H₂O(g)…

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Q: Which of the following pure substances experience the weakest intermolecular forces of attraction?

A: Types of intermolecular forces (IMF's):  1. Dipole-dipole : these forces present between molecule…

Q: When mixed in equal molar amounts, which of the following pairs of substances would create a buffer?…

A: Buffer solution is a mixture of weak acid or base with it's conjugate acid or base. Weak acid and…

Q: Based on the given graph calculate the extent of adsorption at 5 atm. The intercept is 0.702.…

A: Given,Pressure = 5 atmIntercept = 0.702 Mass of adsorbent = 1 unitRequired,…

Q: complex ions.

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Q: 14.20 60Co is used extensively in medicine as a source of y-rays. Its half-life is 5.27 years. (a)…

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Q: Decide whether a chemical reaction happens in either of the following situations. If a reaction does…

A: Given:

Q: he rate expression for each substance in this equation? 1 AICOL NO 1

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Q: 40 × 1 x 2008 xample 8. The laboratory reagent, concentrated nitric acid, is generally 69 per cent…

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Q: Which neutral atom is isoelectronic with each of the following ions: Ga³+, Ca²+, P3+, K+, Pb²+?…

A: Which neutral atom is isoelectronic with each of the following ions ::

Q: Calculate the wavelengths (in meters) of radiation of the following frequencies. a. 8.83 x 10¹5 S-1…

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Q: Example 9. In an electrolysis experiment, a current was passed for 5 hours through two cells…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Draw the structure(s) of the major organic product(s) obtained after workup of the following…

A: Note : N is less electronegative than O . Therefore N will donate electrons fast to carbonyl rather…

Q: ol, what is AG for the following reaction?

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Q: red A certain half-reaction has a standard reduction potential Ed=-0.64 V. An engineer proposes…

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Q: A chemist prepares a solution of sodium nitrate (NaNO3) by measuring out 21.4 g of sodium nitrate…

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Q: hat are the units for each parameter? aximum velocity lichaelis-Menton constant atalytic efficiency…

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Q: Chemistry the two sugars are aldo/keto hexos/pentos that has been ciclised to a fur/pyr anose. They…

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Q: 1% mol Pd(OAc)2 4% mol Ph3P B с A CH3CN (1 ring) (2 rings) (3 rings) The above reaction involves two…

A: Heck reaction involves the coupling of alkyl/aryl halide with alkene in presence of base and…

Q: A chemist prepares a solution of iron(III) bromide (FeBr3) by measuring out 140. g of iron (III)…

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Q: Consider the following 2 Cr** (aq) + Ni (s)- which of the following statements are correct? Choose…

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Q: Consider the reaction: 2NO(g) + O2(g)2NO2(g) Using standard absolute entropies at 298K, calculate…

A: The reaction given is, => 2 NO (g) + O2 (g) → 2 NO2 (g) Given: Moles of NO reacting = 2.11 mol.…

Q: Write both an equation using lewis structures and a balanced chemical equation for the reaction…

A: In this question, we have to write both an equation using lewis structures and a balanced chemical…

Q: onsider the reaction: 2HBr(g)H2(g) + Br2(l) Using standard thermodynamic data at 298K, calculate…

A: Given : Moles given = 1.58 moles

Q: A reaction vessel is charged with only 3.69 atm of NO, 3.69 atm of H20 and 1.85 atm of H2 gases.…

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Q: ! Given AG°f [NO] = 87 kJ/mol and AG°f [N20] = 104 kJ/mol, what is AG for the following reaction? 2…

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Q: Which of the following compounds will form intermolecular hydrogen bonds in the liquid state?…

A: Hydrogen bonding is formed between Hydrogen atom any a highly electronegative atom like O , N and F…

Q: According to the kinetic theory of gases, the average kinetic energy of the gas particles in a gas…

A: Given : We have to tell on what average kinetic energy depends upon.

Q: A 0.22 M solution of a weak monoprotic acid, HA, has a pH of 3.28. Calculate Ka for the acid. 1.5 ×…

A: pH = 3.28

Q: Answer the following questions based on the structures of cis and trans 1,2- cyclohexanediols.…

A: 1. i. Ha, Hb are replace by chlorine given the enantiomers. Therefore Ha and Hb are enantiotopic.…

Q: 10) Classify the bonds of the following compounds as polar or non-polar. a) CH b) CO₂ c) NF,

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

Q: Example 7. An electric current of 100 ampere is passed through a molten liquid of sodium chloride…

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Q: What volume of hydrogen gas (in mL) at 713 mm Hg and 74 °C can be produced when 1.4 g of Ni(s) are…

A: To Calculate volume , we would use ideal gas law.  But for that we first need to calculate moles of…

Q: Hydrolysis of acetic anhydride will occur at what bond? OC-O O C=O ( с-с O C-H

A: Note : acetic anhydride hydrolysis produces acetic acid. This acyl substitution reaction. Here C-O…

Q: For the following reaction, 5.68 grams of chlorine gas are mixed with excess phosphorus (P4) . The…

A: Given : phosphorus (P4) ( s ) + chlorine ( g ) --> phosphorus trichloride ( l ) Mass of chlorine…

Q: Question 14 The hydrolysis of phosphoenolpyruvate proceeds with a AG" of about -62 kJ/mol. A major…

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Q: The protecting power of lyophilic colloidal sol is expressed in terms of (a) coagulation value (b)…

A: 9. b->The protecting power of lyophilic colloidal sol is expressed in terms of gold number

Q: In the Brønsted-Lowry definition of acids and bases, an acid O A. is a proton donor. O B. is a…

A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Please…

Q: The pH of 0.125 M Na2X is 11.15 and the pH of 0.125 M H₂X is 2.55. Calculate pKai and pKaz for H₂X.

A: Given: pH of 0.125 M Na2X = 11.15  And pH of 0.125 M H2X = 2.55

Q: Calculate the cell potential for the galvanic cell in which the reaction. Ti(s) + Cu²+ (aq) Ti²+…

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Q: Predit the product from the following reaction: I NaOH Heat

A: The aldehyde or ketone having alpha hydrogen in presence of NaOH undergo condensation reaction to…