How many grams of solid ammonium chloride, NH4Cl should be added to 1.50 L of a 0.0951 M ammonia NH3 solution to prepare a buffer with a pH of 10.110?

Q: Hey scientist dilutes 35 ML of 2.7 M solution by adding 100 ML of water. What is the molarity of the…

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Q: What are the strongest solute-solvent interactions present in an aqueous solution of magnesium…

A: The attraction forces between the different molecules are known as intermolecular forces. In general…

Q: At 292.8 oC, the Kp for the reaction is 4.23⋅10-5:  3A+5B ↔ 1AB What is Keq?

A: From given Keq we can calculate Kp.

Q: What is the net ionic equation of the reaction of FeCl2 with NaOH? what is the net ionic equation…

A: General steps to be followed to write net ionic equation : 1) Write the balanced moleculer equation.…

Q: Draw the correct lewis structure for the amino acid glycine. H3N+ CO₂

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

Q: geometry, indicate the molecular shape, determine hybridization, and determine if polar/nonpolar,…

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Q: Write a net ionic equation for the reaction that occurs when aqueous solutions of potassium…

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Q: 3Co + 2HNO3 + 6H+ --> 3Co2+ + 2NO + 4H2O. In the above reaction, the oxidation state of nitrogen…

A: We have the equation  3Co + 2HNO3 + 6H+ --> 3Co2+ + 2NO + 4H2O We are to find the change in…

Q: Which is the valid calculation procedure for diffusivity of a gas in a gas mixture using…

A: To describe the valid calculation procedure for diffusivity of a gas in a gas mixture using…

Q: QUESTION 1 1. For each of the following elements, write its charge when it becomes an ion: (Write…

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Q: Consider a situation in which acid rain has heavily polluted a lake to a level of pH 4. An…

A: The value of pH expresses how much concentrated the acid solution is.

Q: 5. 6. Fe(s) + 5 CO(g) Fe(CO)5(g) at equilibrium, [CO] = 1.34 x 10-4M [Fe(CO)5] = 2.5 M Ş 3Mg(OH)2(S)…

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Q: Choose a chemical reaction that is used in industry, research, or nature. DO NOT USE  the…

A: WE have to choose a reaction which help to resolve a issue.

Q: Draw the product of the reaction shown below. Ignore inorganic byproducts. Na2Cr₂O7 Acetone, H₂SO4…

A: -> Na2Cr2O7/Acetone,H2SO4 is oxidizing agent which can oxidize alcohol to carboxylic acid.

Q: How many sodium ions are present in a 1.73 L solution of 0.638 mM Na2SO4? Report your answer using…

A: Given, Molarity of Na2SO4 = 0.638× 10^(-3) M  And volume = 1.73 L    NA = avagadro's number

Q: Ionization energy is the energy needed to eject an electron from an atom. Compute the ionization…

A: -> Ionization energy is the energy needed to eject an electron from the outermost shell of an…

Q: At 276.7 oC, the Kp for the reaction 2 A (g) + 1 B (g)  ↔  5 AB is Kp = 3.07⋅10-2 What is Keq?

A: Given - 2A(g)+1B(g) <->5AB.            Kp=3.07×10-2 Keq=? T = 276.7°C = 276.7 + 273 = 549.7 K…

Q: Macmillan Learning In a particular redox reaction, NO is oxidized to NO3 and Cu²+ is reduced to Cut.…

A: Redox reactions are reactions in which one species is reduced and another is oxidized.

Q: On a clear day, the temperature was measured to be 21°C and the ambient pressure is 761 mmHg. If the…

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Q: determine the mass of a nonvolatile nonionizing compound that must be added to 4.79kg of water to…

A: colligative properties : The  properties of solutions that depend on the ratio of the number of…

Q: Pre-Lab Exercises 1. What is qualitative analysis used for? 2. What color does potassium impart to a…

A: Qualitative analysis is an experimental process which helps to determine the presence of compound in…

Q: A sample of oxygen gas at a pressure of 0.572 atm and a temperature of 24.4 °C, occupies a volume of…

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Q: To make 100 ml fixative solution (Methanol : Glacial acetic acid = 3:1), how many ml      methanol…

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Q: The first step in the Ostwald process (used to produce nitric acid) is the formation of nitric oxide…

A: Due to terms and conditions I answered the first three questions. .  The explanation is given below-

Q: Which statement is true regarding the modern quantum mechanical model of the atom? 1.)Its solutions…

A: Quantum mechanics is a the study at microscopic level. (Do not follows Newton's law) Classical…

Q: Use dimensional analysis to compute what volume of titanium (in cm3) would have a mass of 79.3394…

A: To calculate the volume of titanium, we would use its density .

Q: Write an acceptable IUPAC name for the compound below. Include 'cis' and trans' as part of the name…

A: Since, Rule of IUPAC-1) Longest chain as parent chain.2) Numbering start from those side where more…

Q: The bromide ion concentration in a solution may be determined by the precipitation of silver…

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Q: 5. 16.0 g of SO₂ reacts with 16.0 g of O₂ to produce SO3: a. Write the balanced molecular equation:…

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Q: HX X™ HY Y™ & H30+ Which is the stronger acid? Which is the stronger base? Given the equilibrium…

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Q: Please only give an answer from the ANSWER CHOICES: Answer Choices (Only PICK ONE) 1-bromobutane…

A: A question based on IR spectrum of organic molecules that is to be accomplished.

Q: Titus titrates 45 mL of 0.750 M lactic acid (HC₂H₂O₂, Ka NaOH. = 1.5 x 10 4) using 0.250 M Calculate…

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Q: 89 80 70 60 50 40 30 20 10- -0 -2 4000 3600 3054.60m-1 3001.00cm-1 2954.74cm-1 3000 283682m-1 2500…

A: IR provides the information of functional groups of unknown compound based on the characteristic…

Q: Use the References to access important values if needed for this question. How many MOLECULES of…

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Q: Which of the following is(are) the correct expression for alkalinity? |Alk= (HCO3) - 2(CO3 2) - (OH)…

A: Alkalinity is the capacity of water to resist acidification.  Alkalinity is expressed in units of…

Q: H₂NNH2, CH3C1, HNF2, CH3OCH3, H₂CO

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Q: classmate for the following reaction, 3.87 gm of Carbon (graphite) 14.4 gon of Oxygen gos. Carbon (…

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Q: The concentration of a Fe2 solution is determined by titrating it with a 0.1830 M solution of…

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Q: BALANCE REDOX REACTION (USE THE LONG METHOD WITH CHECKINGS) Fe2+ + Cr → Fe + Cr³+ CONTENT SHOULD BE…

A: We have to find the balanced redox reaction for the following reaction: Fe2+ + Cr --> Fe +Cr3+

Q: The pH of an aqueous solution of NaC₂H3O2 is (Hint: Split the compound apart into separate ions,…

A: The given compound: NaC2H3O2  The compound is a salt . When we dissolve the salt into aqueous…

Q: What are the major substitution products formed in the following reaction? H3C CH3CH₂OH heat Major…

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

Q: The Reaction A → P is second order reaction has a rate constant of 0.0363 sec^-1. If I start with an…

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Q: The data below are for water (H₂O) Melting Boiling Heat of point Point Fusion Heat of Vaporization…

A: (a) To draw the heating curve for water from -20°C to 150°C, given the  ∆Hfus (water)= 334 J/g∆Hvap…

Q: The percent by mass of manganese(II) in Mn3(PO4)2 %. is

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Q: ces to access important values if needed for this question. Does a reaction occur when aqueous…

A: Given reactants:  Lead nitrate , Pb(NO3)2  Nickel chloride , NiCl2  When lead nitrate and nickel…

Q: Chaya the chemistry student carries out a titration by adding an aqueous solution of NaOH to an…

A: Here acid is weak , so initially it will dissociate partially.  Then on adding NaOH , hydronium ion…

Q: Classify each chemical compound: compound Mn(OH)₂ Se S₂ SnC1₂ type of compound O ionic O ionic O…

A: Here we have to check the type of bonding between them.

Q: SO2 + O2 → SO3 CONTENT SHOULD BE THESE OXIDIZED REDUCED BASIC SOLUTION CHECKING

A: This is a redox reaction where reduction and oxidation occur simultaneously.

Q: The unbalanced reaction for the combustion of pentane (C5H12) is: C5H12 + O2 CO₂ + H₂O If the molar…

A: This is a mathematical problem of chemical calculation . In this case conservation of mass is…

Q: What is the pH of an aqueous solution of KNO₂? (Hint: Split the compound apart into separate ions,…

A: If pH is less than 7 than solution is acidic in nature.   If pH value is more than 7  than solution…

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.