A buffer solution contains 0.288 M ammonium bromide and 0.468 M ammonia. If 0.0200 moles of perchloric acid are added to 125 mL of this buffer, what is the pH of the resulting solution ? (Assume that the volume change does not change upon adding perchloric acid) pH

Q: 2NO(g) + 2H₂(g) →→→ N₂(g) + 2H₂O(l) + energy Identify each of the following as a product or a…

A: Given,The reaction:2 NO(g) + 2 H2(g) → N2(g) +2 H2O(l) + Energy

Q: Wine goes bad soon after opening because the ethanol (CH,CH,OH) dissolved in it reacts with oxygen…

A: Ethanol reacts with oxygen to form acetic acid and water. The equation for the balanced chemical…

Q: A chemist prepares a solution of aluminum chloride (AICI,) by measuring out 46. umol of aluminum…

A:

Q: What is the hybridization of the central atom in the sulfur tetrafluoride (SF) molecule?

A: Hybridization of the central atom in the SF4

Q: Calculate the number of hydrogen atoms in a 50.0 g sample of ammonia (NH,). Be sure your answer has…

A: Given that, 50.0 g sample of NH3. We have to calculate the number of hydrogen atoms in this sample.

Q: QUESTION 22 For the Claisen condensation, which step is irreversible? O O O OCH3 nava and submit.…

A: mechanism of the Claisen reaction involves three steps which are enolate formation, nucleophilic…

Q: Please help me, there are 2 parts attached as 2 screenshots  and double and triple check your…

A: Coordination number can be defined as the number of neighboring atoms which are in close association…

Q: Match the following heat treatment process: A-1.B-1,C-2D-3 A-4, B 1,C2,D-3 A2B-3C-4D-1 Column I…

A: Given data:Annealing is the process in which metal is heated above upper critical temperature and…

Q: Answer the questions in the table below about the shape of the sulfur hexabromide (SBr, molecule.…

A: Lewis’s structure: Lewis’s bonding theory is based on the octet rule. The Lewis structure is a…

Q: For this question: How SPF blocks UV rays from the Sun Please answers it Try to answer it in a…

A: Bibliography: •Geoffrey, K., Mwangi, A. N., & Maru, S. M. (2019). Sunscreen products: Rationale…

Q: Starting with diethyl malonate, and using any other reagents of your choice, show how you would…

A: Starting with diethyl malonate, and using any other reagents of your choice, show how you would…

Q: Hydrogen (H) gas and oxygen (0,) gas react to form water (H,O) vapor. Suppose you have 1.0 mol of H,…

A:

Q: Curved arrows are used to illustrate the flow of electrons. Using the provided starting and product…

A: Grignard reagent reaction with carbondioxide gives carboxylic acid as a major product... Here…

Q: O BaCl₂ + 2Nal → Bal₂ + 2NaCl Ba(NO3)2 + Na2SO4 → BaSO4 + 2NaNO3 NaNO3 + BaSO4 → BaNO3 + 2Na2SO4…

A:

Q: SUMMARIZE IT After reading this chapter, list three things you have learned about solids, liquids,…

A: A substance can occur in three physical states i.e. solid, liquid and gas. The actual state is…

Q: What is the correct IUPAC name of the following compound? 10: Problem viewing the image. Click…

A: Identify the parent chain. The longest chain serves as a parent chain.Number the parent chain.…

Q: Solid calcium carbonate (CaCo,) decomposes into carbon dioxide gas and solid calcium oxide. Write a…

A:

Q: I posted this qs before too, but the answer could not be seen and stated "Math Processing Error".…

A: Introduction: The cardiac cell has a different concentration of Na, K, Cl, and Ca ions across the…

Q: Modify the fatty acid below to make it an individual soap molecule. Only modify/remove/add atoms…

A:

Q: Tube Tris/CaCl, pH8 (ml) BAPNA Trypsin (µL) (µL) Final [BAPNA] (mM) 1 2.895 5.0 100 2 2.89 10.0 100…

A: For BAPNA (Conversions) 5 uL x 1000uL1mL​ = 0.005 mL BAPNA10 uL x 1000uL1mL​ = 0.010 mL BAPNA25 uL x…

Q: Calculate the mass of glucose (CH,206) that contains a billion (1.000 × 10°) hydrogen atoms. Be sure…

A:

Q: I Review | Constants | MISSED THIS? Watch IWE 10.14; Read Section 10.10. You can click on the Review…

A: The balanced reaction taking place is given as, => CO (g) + 2 H2 (g) → CH3OH (g) Given: Volume of…

Q: YouTube Transter List Drawing 1. NaNH2 2. PhCH₂Br 1 1 I Type here to search G O xi Select to Draw 1.…

A: Asking the Product

Q: Post Lab Questions: Essay Question Which of the three polymers that you made today had the most…

A:

Q: Enter your answer in the provided box. It takes 155 s for an unknown gas to effuse through a porous…

A:

Q: Intensifying screens can be placed on both sides of the X-ray film (double-sided) or on one side…

A: Intensifying screens can be place in x-beam film in light of the fact that the two sides of x-bar…

Q: Antigen/Antibody (Ag/Ab) combination assays can detect HIV infection on average______ days earlier…

A: The objective of the question is to determine how much earlier an Antigen/Antibody (Ag/Ab)…

Q: t mass of ac

A:

Q: ixture of gaseous reactants is put into a cylinder, where a chemical reaction turns them into…

A: The sign convention for heat flow are as follows: When the heat flows into the system, a positive…

Q: Enter your answer in the provided box. A gas at 737 mmHg and 37°C occupies a volume of 9.56 L.…

A: Given that,  Initial pressure of gas P1 = 737 mm Hg = 0.97 atm Initial temperature of gas T1 = 37°C…

Q: What are the reactants and products when butane combusts with excess oxygen? Express your answer as…

A: When any hydrocarbon reacts with excess oxygen, then it is said to be combustion reaction.  In…

Q: =) what is the molar mass

A: Since you have asked multiparts, we will solve the first three subparts for you. If you want any…

Q: 6. 25 mL of 0.1510 M Mg (OH)2 was needed to neutralize 50.0 mL of an HCl solution. What is the…

A: Given the molarity of Mg(OH)2 solution, C = 0.1510 M or 0.1510 mol/L Since molarity is given in…

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.