Solve for n. 5m+9n d n =

Q: Phosphoric acid, which is commonly used as rust inhibitor, food additive and etching agent for denta...

A: Given, The first step, phosphorus and oxygen react to form diphosphorus pentoxide: P4(l) + 5O2(g) --...

Q: Aqueous hydrochloric acid (HCI) reacts with solid sodium hydroxide (NaOH) to produce aqueous sodium ...

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Q: The dye has a percent composition of 75.95% C, 17.72% N, and 6.33% H by mass with a molar mass of ab...

A: % of C = 75.95 % of N = 17.72 % of H = 6.33 Molar mass of dye = 240 g/mol   The question requires to...

Q: Calculate the pH of the solution that results when 8.30 ml of  0.250M KOH is added to  35.0 mL of 0....

A: The Given reaction is., HNO2 + KOH -------> KNO2 + H2O Volume of KOH = 8.30 ml Molarity of KOH = ...

Q: Balance the chemical equation below using the smallest possible whole number stoichiometric coeffici...

A: Given,  Chemical equation :  H2(g) + P4(s) ---------> PH3(g)   

Q: An unknown compound has the following chemical formula: where x stands for a whole number. Measureme...

A: Given molecular formula: PxCl5 Moles of P = 9.9 mol Moles of Cl = 49.60 mol

Q: The Specific Charge of Copper lons Experiment: The rate of deposition of copper (mass deposited per ...

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Q: Find the Ka of a weak acid ( HA ) that has a concentration of 0.020 M. The pH is 2.74.

A:   Weak acid  [H+] and Ka are related as  [H+] = ( Ka x C)1/2 Where C = concentration of acid = 0.02 ...

Q: Half-reaction E° (V) Hg2+(aq) + 2e Pb2+(aq) + 2e Hg(I) 0.855V → Pb(s) -0.126V Mg2+(aq) + 2e Mg(s)-2....

A: The species which have greater Eo value of reduction will be reduced by easy means.  So, it will be ...

Q: What is the pH of a solution containing 0.57 mol L-1 of a diprotic acid with pKA1 = 5.36 and pKA2 = ...

A: Answer: 2.80

Q: 1. Illustrate the mechanism for the following reaction. OH H2 SOy 200 °C

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

Q: the percent yield of water.

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Q: What is the calculated value of the cell potential at 298K for an electrochemical cell with the foll...

A: Given data : PF2 = 1.20 atm [F-] = 7.48 × 10-3 M [Ni2+] = 8.36×10-4 M  

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

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Q: ne equilibrium concentrations for

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Q: For the following compound, the given name is not correctly following the IUPAC naming conventions. ...

A: IUPAC NOMENCLATURE RULES : 

Q: 6. Propose a route to Compound 2 from only bromobenzene and methyl formate as carbon sources, plus a...

A: Let us talk about the grignard reagent.  Here firstly the bromobenzene is used.  The we have to reac...

Q: Consider the following equilibrium with K = 2.3 x 10-6: N2 (3) + 3H2 3) + 2NH3 (§) 0.1 moles of N2, ...

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Q: Fou m Costants 12 C he llown Sreactions and correponding equilibenum constants Reaction A K-1) React...

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Q: Page of 4 4- Calculate the final volume of a sample of gas initially occupying 2.23L at 9°C and 1.72...

A: The combined gas law can be defined as the law which is formed by combination of  three gas laws.-- ...

Q: Aqueous hydrobromic acid (HBr) reacts with solid sodium hydroxide (NaOH) to produce aqueous sodium b...

A: The reaction between HBr and NaOH is HBr + NaOH -------> NaBr + H2O  

Q: It is emphasized in the procedure that the water bath should be continuously stirred while heating a...

A: Heating or cooling bath allows to set temperatures above and below room temperatures. Temperature-ba...

Q: 2. Draw a stepwise mechanism for the following reaction. Use curved arrows to show electron flow. In...

A: Deprotonation of Acetals:

Q: What is the pressure of the air, in atmatm, in the lungs when the gas expands to 150.0 mLmL at a bod...

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Q: Name of Experiment: Spectrophotometry of a two- component mixture: Determination of CO and Ni as EDT...

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Q: Although there are more electrons available to create bonds in F2 than in 02, the bond dissociation ...

A: In O2 according to MO theory highest occupied orbital is π*2px= π*2py anti bonding orbitals. 6 elect...

Q: A practitioner will make a titration curve. The practitioner pipetted 10 mL of 0.1 M HCl solution an...

A: "Since you have asked multiple questions, we will solve the first question for you i.e  (HCl vs NaOH...

Q: The elementary reaction 2 NO2 (g) → N2O4 (g) is an example of a/an elementary step. (A) (B) Bimolecu...

A: The elementary reactions are those in which only one reactant reacts to give the product. Like -    ...

Q: 'uonsanb When the following equation is balanced properly under basic conditions, what are the coeff...

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Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 674.0 mg sample...

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Q: -y positron emission?

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Q: Using standard reduction potentials from the ALEKS Data tab, calculate the standard reaction free en...

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Q: Name of Experiment: Determination of the formula and stability constant of a silver complex. Q1: Dis...

A: 1.PURPOSE OF THE EXPERIMENT: In this experiment we will take silver ion and make in tis oxidised for...

Q: ACTICE PROBLEMS "Atomic and Bonding Theories 1. Write the ground state electron configuration of eac...

A: The distribution of electron within different orbital or molecular orbital of a given element or mol...

Q: Name the highlighted chemical group in each molecule. Lewis structure name of highlighted group H H ...

A: Substituents are  an atom or group of atoms that replaces another atom or group of atoms in a molecu...

Q: e mass of

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Q: 2- Calculate the final pressure of a sample of gas that is changed at constant temperature to 14.3 L...

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Q: Name Of Experiment: Flame atomic emission spectroscopy(FAES): Determination of Na in drinking water....

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Q: Calculate the amount of heat released by a given reaction, causing the temperature of 500 mL water (...

A: Volume of water = 500 ml Density of water = 1 g/ml Change in temperature = 5.2 ℃  Specific Heat of W...

Q: A 25.0 mL sample of 1.00 M HCI is titrated with 50.0 ml of 1.00 M NaOH solution. What is the pH of t...

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Q: ionic

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Q: The correct way to write a balanced equation for the nuclear reaction: thorium-232 decays and produc...

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Q: Indicate whether each of the following is neutral, acidic, or basic using the dropdown on the right....

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

Q: What volume of 0.5 M NaOH is required to react completely with 25.0 mL of 1.0 M H2CO3? Assume the r...

A: Given, Note: 1000 mL = 1 L Molarity of NaOH solution = 0.5 M = 0.5 mol/L Volume of NaOH solution = ?...

Q: here are 7.62 x 1015 metric tons (T) of nitrogen in the atmosphere (1 metric ton = 1000kg). How...

A: Solution - According to the question - 1 metric ton = 1000kg 1 kg = 2.20 lb 1 metric tons = 1000 * 2...

Q: When 2,400 mg zinc is added to hydrochloric acid, 450 mL of hydrogen gas forms at a temperature of 3...

A: To solve this problem we will use the given balanced chemical equation and ideal gas equation .

Q: Name the highlighted chemical group in each molecule. Lewis structure name of highlighted group H H ...

A: Functional group: Functional group is a group atoms which can change the chemical and physical prope...

Q: When the following equation is balanced properly under acidic conditions, what are the coefficients ...

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Q: O The conjugate base of a strong acid will significantly raise the pH of water O For a polyprotic ac...

A: The correct statement is :

Q: If K, for HCN is 6.2 x 10-10, what is K, for CN-? O 6.2 x 104 O none of these O 6.2 x 10-24 O 1.6 x ...

A: Given that,  For the acid HCN , Ka = 6.2×10-10 We need to find Kb for its conjugate base CN-