A 101.3 mL sample of 0.090 M HCl is mixed with 41.0 mL of 0.090 M NH3.  What is the resulting pH?  (The Kb for NH3 = 1.8 x 10-5).

Q: Find the normalization constant, N, for the antibonding orbital wave function formed fi orbitals,…

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Q: 4. Propose an arrow-pushing mechanism for the following reaction: OH HBr Br CH;OH + H,0

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Q: HO он но N-R2 HO, 60 °C, 16 h N-R2 and N-R N-R2 R' R' Exo-3 R' Endo-3 R Exo-3' Endo-3

A: We have to give the mechanism of the given reaction, one with water as a solvent and another with…

Q: Complete the following nuclear bombardment equation by filling in the nuclear symbol for the missing…

A: In any nuclear reaction, the conservation of mass and energy always follows the reaction. Hence, the…

Q: 3. In this set of chemical reactions, which reaction is an oxidation-reduction reaction? a) K2SO4 +…

A: Step by step solution are below

Q: Complete the following nuclear bombardment equation by filling in the nuclear symbol for the missing…

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Q: VISUALIZATION Modes of Radioactive Decay 140 130 120 110 100 90 80 70 60 50 • Stable • Radioactive…

A: Here we have to predict the neutrons to proton ratio for atomic number 20 or less when graph is…

Q: 1. Calculate the volume of 0.050OM EDTA needed to thrate 26.37 m of 0.074IM MaNO Molar Mass MglNO-…

A: Answer: By using Eriochrome Black T indicator Mg2+ ion can be easily estimated by titrating them…

Q: 9.51 g mixture of metal hydrate BaCl2*2H2O with an unknown amount of KCI is heated to remove water…

A: A question based on concentration terms that is to be accomplished.

Q: Select H, atomic number 1. How many stable isotopes of H exist?

A: Please find your solution below : Isotopes of an element are the atoms of same element that have…

Q: 1. SN2 reaction of alkyl halide 2. SN1 reaction of alkyl halide 3. E2 reaction of alkyl halide 4. E1…

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Q: Please draw all four bonds at chiral centers.

A: In the given reaction three membered ring is formed. There are two products.

Q: Write the full electron configuration for P-. full electron configuration: Is2°2p°3s°3p6 What is the…

A: Given-> 1->P3-

Q: When 1.0 mole of solid lead nitrate is added to 2.0 moles of aqueous potassium iodide, a yellow…

A: Electrolytes :-  Substances whose aqueous solutions can conduct electricity are called electrolytes…

Q: 2. Mg(s) + 02 (g)= MgO(s) *

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Q: STOICHIOMETRY WORKSHEET Note: Always balance your equation before solving. 1. Calculate the mass of…

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

Q: We want to use Epsom salt (magnesium sulfate; bath salt) instead of common salt (sodium chloride)…

A: Salting out occurs ionic solution of high ionic strength to reduce solubility. Salting out is…

Q: Questions 1. Electrical current is carried by a flow of charged particles, which often occurs…

A: Electric current is carried by charged particles.Free eelectrons can carry charge

Q: C Bi undergoes four decay reactions: a, ß, B, a. Step 1. Bi undergoes a decay to give 10 TI Step 2.…

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Q: Find the AHn for the following reaction: 20F,(g) + 2 S(s) → SO2(9) + SF,(9) given the following…

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Q: Directions: Determine the mole ratio of the following reactants and products. For items 1 and 2:…

A: Mole ratio is the ratio of coefficients which is present in the reaction. Check the coefficient in…

Q: 4. Balance the following equations (use the oxidation number method): a) MnO4 + Fe* b) HNO; + HS c)…

A: Since you have posted multiple questions, with multiple sub-parts, we will answer the 1st question…

Q: Calculate the binding energy per nucleon for the 26 Fe nucleus. (Atomic masses: iron-56 = 55.9349…

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Q: b) Use the following radial probability function to justify i. why the B than has a first lower…

A: A question based on atomic structure that is to be accomplished.

Q: For heavier nuclei (Z > 40), which of the following describes the relative number of protons and…

A: Heavier nuclei have atomic number greater than 40. We are given the graph of Number of…

Q: Identify the intermolecular forces present in the following substances. 3) Methyl alcohol, CH3OH

A: The types of intermolecular forces present in Methyl alcohol is given below

Q: Which molecule(s) contain(s) ketone functional group? a. CH3 OH H. 0=C осн OH CH3 C. CH3 OH O none…

A: Anwer of the question given below,

Q: Concentration of hydrochloric acid (M) 2.11 Concentration of sodium hydroxide (M) 2.05 Calorimeter…

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Q: O Use the following radial probability function to justify i. why the B than has a first lower…

A: B has first ionisation energy greather than Be because in the valence cell of boron has 2p1 ,it…

Q: The molar absorptivity constant of a particular chemical is 3.9 dm3 mol–1 cm–1 . What is the…

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Q: Calculate the volume of a unit cell of Nickel in nm3. The volume of unit cell of Nickel is…

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Q: A chemist wishing to do an experiment requiring "a (half-life = 4.5 days) needs 3.0 ug of the…

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Q: When an sample of impure potassium chloride (0.4500g) was dissolved in water and treated with an…

A: Given, mass of sample of impure potassium chloride = 0.4500 g Excess reactant = silver nitrate Mass…

Q: 11. Draw the following galvanic (voltaic) cells (salt bridge design) and label the following: i)…

A: Galvanic cell is also known as electrochemical cell . The electrochemical cell in which the chemical…

Q: What do you call the stage of the titration in which the number of moles of the titrant is…

A: Titration is a technique to determine the unknown concentration of a substance by adding the volume…

Q: How much CO2 can be derived from 500 g lactose?

A: Chemical formula of lactose = C12H22O11 Molar mass of lactose = 342.3 g/mol

Q: Pure water has a pH value of 7.0. How many times more acidic is apple juice, with a pH value of 6.6,…

A: Given-> pH of pure water = 7.0 pH of apple juice = 6.6

Q: 8. Which of these is correctly associated with the anode! I. negative electrode II. electrode at…

A: In the electrochemical cell, the chemical energy is converted into electrical energy and in an…

Q: Draw the chemical structure of the following amino acid sequence at pH 7, label the peptide bonds,…

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Q: Find the AHn for the following reaction: B2 H6 (g) + 6 Cl2(9) → 2 RC13(g) + 6 HCl(g) given the…

A: B2H6(g) + 6 Cl2(g) --> 2BCl3(g) + 6HCl(g)

Q: a) Calculate the pH of a solution containing 0.30 M HF and 0.30 M NaF. The Ka for HF is 7.2×10-4.…

A: The pH of a buffer can be calculated by the following formula. pH=pKa + log[conjugate base][acid]

Q: (1) AV.dP = AS.dT dP = ニ 4C (2)

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Q: Part A Suppose a straight 1.55 mm -diameter copper wire could just "float" horizontally in air…

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Q: & stick + labels cis isomer trans isomer cis-trans isomerism not possible >

A: The cis-tans isomerization is a type of stereoisomerism. The molecule which contains a double bond…

Q: Explain the terms of intermolecular forces why water has an extraordinary high boiling point. 2.…

A: The secondary  force comprises  intermolecular  force.

Q: Propionaldehyde undergoes an aldol condensation to form the aldol dehydration product. HCI = Product…

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Q: An oxidation-reduction reaction must involve reaction with oxygen.  True  False

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Q: Assuming a Dzd symmetric transition metal molecule and assign the d-orbitals to the corresponding…

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Q: What is the standard enthalpy (in KJ) of formation for this reaction. so,(9) + O2(g) → SO;(g) Hint:…

A: SO2(g) + O2(g) --> SO3(g)

Q: Multiply 642.67 quarts by 4.3562. What is the answer in correct significant figures? 2. Convert the…

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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.