Q: Solution A has pH of 3.20, solution B pH of 12.50, solution C a pH of 7.00, and solution D a pH of 4...
A:
Q: Pentaborane BgHg(s) burns vigorously in O2 to give B203(s) and H20(1). Calculate AHrxn for the combu...
A:
Q: Give the IUPAC name. Use the IUPAC 1993 Recommendations for organic nomenclature.
A: The IUPAC name of the compound can be written on the basis of the number of carbon atoms in the main...
Q: volume of the gas if the temperature is Ne gas occupies a volume of Ne gas occupies a volume r volum...
A: Given- V1=355 ml T1=345K T2=300K V2=?
Q: 8- Calculate the molar concentrations of the solute species in an aqueous solution that contains 285...
A:
Q: How many moles of cobalt (Co) atoms are there in 2.00 x 10 (2.00 billion) Co atoms? x 10. mol Enter ...
A:
Q: How do we make
A:
Q: Be sure to answer all parts. Heating copper(II) oxide at 400°C does not produce any appreciable amou...
A:
Q: What is the average mass, in grams, of one Zna Multiple Choice O 1661 x 10 24 O 65.39 amu O 65.39 g ...
A: Molar mass of Zn = 65.38 g/mol
Q: How would the calculated molar concentration of the analyte be affected if the burette is rinsed wit...
A: Before starting any titration it is very important to rinsed the burette with the corresponding solu...
Q: As ammonia nh3 is added to a test tube containing saturated solution of NiCO3 the light green solid ...
A: Given that, ammonia NH3 is added to a test tube containing saturated solution of NiCO3. NiCO3 is lig...
Q: What is the average mass, In grams, of one Zn atom? Multiple Choice O 394 x 10259 O 65.39 amu O 1661...
A: Calculation of mass of zinc:
Q: [N:(g) + 3B12(g) = 2NB1:(g); AH = -103.7 kJ] Consider this reaction. What will 1 happen if pressure ...
A: Consider a reaction, A(g)+B(g)⇌P(g) Let the reaction is happening in a closed container fitted with ...
Q: Where would the bicyclist have the highest potential energy? Where would the bicyclist have the lowe...
A: ANSWERS:- 1) Highest potential energy will be found at highest point only. Here F is the highest poi...
Q: boron trifluoride: partial pressure: Your answer is incorrect. • Total pressure in tank: Your answer...
A:
Q: In the coal-gasification process, the reaction is: CO(g) + H2O(g) ⇌ CO2(g) + H2S(g) + H2(g). With 0....
A:
Q: Save What is the theoretical yield of chromium that can be produced by the reaction of 40.0 g of Cr2...
A: Weight of Cr2O3 = 40.0 gm Weight of Al = 8.00 gm
Q: Test III. Problem Solving Direction Answer the following. Show a complete solution for the mathemati...
A: Number of moles of aluminium sulfide = 8 moles Number of moles of water = 12 moles
Q: 1. 3C2H5OH) + 2O2ig) 5CO2(9) + 2H2O(@) 2. 2NO2(9) 2NO(9) + O2(9)
A:
Q: Draw the optical isomers of CH3-CHOH-CHOH-CH3. INDICATE the absolute configuration of each chiral ce...
A: Solution Given that Draw the optical isomers of CH3-CHOH-CHOH-CH3 = ?
Q: Calculate the H3O+ and OH- for a solution with each of the following pH values: a. 4.5 b. 6.9 c. 8.1...
A: Relationship between pH and concentration of hydrogen ion and hydroxyl ions Note: [H3O+] = [H+] Form...
Q: mass of water
A:
Q: BASES: Base is one of the four classification of compounds. (Sentence 1: Bases will turn red litmus ...
A: Bases- Any substance which contains OH ion or donate the lone pair of electron.
Q: the combustion of 0.0272 mole of a hydrocarbon produces 1.9609 g h2o and 3.5927 g co2. what is the m...
A: Given, Combustion of 0.0272 mole of a hydrocarbon produces 1.9609 g H2O and 3.5927 g CO2. Then, fin...
Q: Calculate the mass of excess reagent remaining at the end of the reaction in which 90.0 g of SO2 are...
A: To find the limiting/excess reagent, • Convert the mass of reactants ( SO2 and O2 ) to moles. • D...
Q: please answer wit explanation.
A: The given redox reaction is as follows:
Q: How does a catalyst affect the rate of reaction? Explain each in at least 5 sentences.
A: Effect of catalyst on rate of the reaction:
Q: Which of the following processes is exothermic, given the following: N2(9) + 202(9) - N204) AH"= 9.6...
A: Both the given reaction are endothermic reaction... N2 (g) + 2O2 (g) - - > N2O4(l) Enthalpy of ...
Q: Н — N CI H
A:
Q: Be sure to answer all parts. The reaction between aluminum and iron(III) oxide can generate temperat...
A: Given-> Weight of Al = 123 gm Weight of Fe2O3 = 601 gm
Q: A chemist measures the amount of chlorine gas produced during an experiment. She finds that 1.35 g o...
A: Calculating number of moles:
Q: Determine the empirical formula of a compound containing 2.76 g of silicon and 13.9 g of chlorine.
A: Given, mass of Si=2.76 g, molar mass=28 g mol-1 mass of Cl=13.9 g, ,molar mass=13.9 g , molar mass=3...
Q: How can the 3D models of compounds help students to understand the concept of isomers
A: Isomers - - > The isomers are the different structure of the same molecular formula as the number...
Q: CH CH3 ON CH3 HNO, CH HSO, .CH CH NO2
A: ->If electron donating group present then ortho ,para product is major. ->If electron withdraw...
Q: 4. Determine the empirical formula of a compound with the following composition by mass: 48.0 % C, 8...
A: 4. Given, Molar mass of the compound = 200 g/mol Mass % of C = 48.0 % = 48.0 g Mass % of H = 8.0 % =...
Q: Compute for the numerical value of the gravimetric factor required to convert the given precipitate ...
A: 1. Solution - According to the question - Given - Gravimetric factor of P in (MgNH4PO4) = Molar mass...
Q: Which of the following techniques would NOT result in a titration error? a. Adding 100mL of distille...
A:
Q: Calculate the number of hydrogen atoms in a 130.0 g sample of tetraborane (B,H10). Be sure your answ...
A: Calculation of number of hydrogen atoms:
Q: Multiple Choice 65.39 amu 1.09 x 10-22 g 1.661 x 10-24g 65.39 g 3.94 x 1025
A: Mass of 1 mole of Zn = atomic mass of Zn 1 mole of Zn atoms = Avagadro number = 6.022 x 1023 Atom...
Q: Activity 2 HEATING CURVE OF ETHANOL E BOILING F GAS AV LIQUID B MELTINGC -115-- SOLID TIME T'E'N°A Q...
A:
Q: You are asked to prepare a 1.000L of a 6.000 M of sodium hydroxide. Calculate the mass of solute req...
A:
Q: 3- Qualitative analysis : establishes the chemical identity of the species in the sample like (solid...
A: (1) Qualitative analysis :- Qualitative analysis concern with detection of elements or radicals in ...
Q: Which of the following is INCORRECTLY matched? Select one: a. Br with acidified Fe(NO3)3 and toluene...
A: To identify the incorrectly matched statement.
Q: A solution has [Fe2+] of 0.0200 M. What concentration of sulfide is needed before precipitation begi...
A:
Q: Terminal alkynes react with Br2 and water to yield bromo ketones. For example: Br2, H20 CH2Br Propos...
A: Alkyne gives an electrophilic addition reaction with bromine water to form alpha bromoketone.
Q: Explain the Separation of Mixtures in Chemistry
A:
Q: 2. How would you carry out each of the following syntheses? Each may require more than one step.
A: Please see the attachment
Q: Write an introduction about Matter.and Mixtures.
A: Introduction to matter:
Q: 10- 0.02 g of AGNO3 in 100 ml of water express the concentration in ppm ? 20ppm 200ppm
A: Given values-> Weight of AgNO3= 0.02 gm Volume of water = 100 ml
Q: Ethylene (CH,CH,) is the starting point for a wide array of industrial chemical syntheses. For examp...
A:
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images
- What is the aldol condensation product of two ketones in the presence of base and heat? ?,?-unsaturated ketone ? -hydroxy ketone tertiary alcohol ? -hydroxy ketonePlease show reaction mechanisms with curly arrows for both ozonolysis reactionCan you assist with the complete stepwise reaction mechanism for the following Aldol condensation reaction. curved arrows to show direction of electron flow.
- 1. Provide the mechanism of the reaction shown in the picture. 2. Explain why it cannot be done in basic conditions. 3. Why is the enol tautomer favored over the keto tautomer?Does it matter whether acetone is added first to the eq. NaOH solution then the benzaldehyde, or if the benzaldehyde is added first to the aq. NaOH solution, then the acetone in an aldol synthesis of dibenzalacetoneClick the "draw structure" button to launch the drawing utility. Draw the product formed when the following dicarbonyl compound undergoes an intramolecular aldol reaction followed by dehydration. ОНС CHO draw structure ...