Calculate the molar mass of air with classical composition (given in volume percent): 78.09% N2, 20.95% 02, 0.93% Ar, 0.03% CO2. Calculate the molar volume of air at standard density of 1.293 g/dm3

Q: 1. Draw a diagram to show how two ethanol molecules can H-bond with the soap molecule. O ||…

A:

Q: Answer all 3 asap

A: Step 1: When two molecules collide a. Molecules are correctly oriented when they collide. c. The…

Q: None

A: Approach to solving the question: Detailed explanation: Examples: Ke

Q: What is the mass flak + solution (g)

A: Read the question carefully the analyze determin the given then solve

Q: Calculate enthalpy of the reaction below using Hess' Law. 2CO(g) + O2(g) → 2CO2(g) 4H = ? C(s) +…

A: Step 1:

Q: A bubble of methane gas, CH, is released from a deep bog. The temperature at the bottor the bog is…

A: Approach to solving the question: Detailed explanation: Examples: Key references:

Q: Measure initial buret volume by measuring the level of the meniscus in buret

A: Step 1:In measuring the volume of clear solution in a buret, we should look at the lower meniscus…

Q: Determine the pH during the titration of 71.2 mL of 0.422 M formic acid (Ka = 1.8×10-4) by 0.422 M…

A: Step 1:a) Before addition of any KOH the pH of the solution is due to ionization of weak acid…

Q: 2. When 4.21 grams of potassium hydroxide are added to 250. mL of water in a coffee cup calorimeter,…

A: Please see the attached image for the solution.  If there are queries, please do not hesitate to…

Q: SC Organic Functional Groups Naming and drawing aldehydes Draw the skeletal ("line") structure of…

A:

Q: :$;$;););):$::$:&&:$$;$;;$

A: Step 1: Information: As their are different types of reaction performed with alkyne gives diffrent…

Q: ← Problem 32 of 37 Submit Draw the product of this reaction. Ignore inorganic byproducts. H На сво H…

A: D-Glucose is a simple sugar that is produced by plants through photosynthesis. D-glucose is the most…

Q: b) HO H H2SO4 Major prodcut + Minor product I. Heat Br H II. NaOEt Major prodcut + Minor product…

A:

Q: Draw the structure of the two products.

A: Step 1: Step 2: Step 3: Step 4:

Q: Please answer question 9

A: Sure, I can help you with question 9. The reaction given is a deprotonation of a haloalkane using a…

Q: Consider the monomers oxalyl chloride and resorcinol, shown below. Draw the structure for two repeat…

A:

Q: It likely took more than ~1 equivalent of dithionite to reduce your myoglobin from Fe3+ to Fe2+?…

A: **1. Chemical Properties of Myoglobin and Iron States:**Myoglobin is a heme-containing protein that…

Q: [M(OH2)6]2+ is a vivid green color in aqueous solution. The complex [ML6]2+, where L is a…

A: To analyze this problem, consider the concept of crystal field theory, which describes how ligands…

Q: In an order 1 kinetic reaction, I have the following data table: t/ °C 300 0,00004 200 0,004 How…

A: The equation of half-life for first order reaction is:The rate constant (k) is highly dependent on…

Q: 3. The complete combustion (reaction with atmospheric oxygen) of a hydrocarbon produces water and…

A: Approach to solving the question: Detailed explanation: Examples: Key references:

Q: References Use the References to access important values if needed for this question. Balance the…

A: Step 1:Approach to solving the question:To balance the reaction between F− and N2​​ to form F2​​ and…

Q: Please don't provide handwritten solution ....

A: Step 1: To solve for the true rate constant k using experimental data, you typically need an…

Q: Write half reactions for the following reaction: 2LiCuCl2 2LiCl + Cu 1. Oxidation Half Reaction: ->…

A: Step 1:Introduction to question :Given :Reaction : 2Li+CuCl2​→2LiCl+CuObjective : Determine the half…

Q: None

A: Step 1: Step 2: Step 3: Step 4:

Q: Show work, thank you!

A: Redox reaction:  CrO42- (aq) + HSnO2-  → CrO2 (s) + H2SnO3 (aq) When balancing redox reactions under…

Q: Please Write SteP by Step Answer Otherwise I give you DISLIKES !

A: Step 1: Step 2: Step 3: Step 4:

Q: Draw a mechanism for the deprotection mechanism between Probe 1c and disulfide. It is fine to…

A: **Step 2: The General Mechanism**In biochemical contexts, the "deprotection" usually refers to the…

Q: K Developers from two towns, A and B, want to connect their towns to a highway. To minimize the cost…

A: Step 1: Step 2: Step 3: Step 4:

Q: please answer in text form and in proper format answer with must explanation , calculation for each…

A: Recall that the Van't Hoff equation is expressed as follows: lnK=−R△H0​T1​+R△S0​ When constructing a…

Q: CH3 CH₂CCHCH2CH2CH3 CH, C1 CH3 CH3CCHCH2CH2CH3 CH3 Cl H₂O frío Mecanismo: H₂O calor

A: Step 1:Reaction 1: The first reaction occurs at a lower temperature (frio), where simple SN1 type…

Q: The type your answer... of solubility by addition of a salt containing a like or common ion is…

A: The reduction of solubility by addition of a salt containin like or common ion is called the "common…

Q: When two molecules collide, which requirements are necessary for a new product to be formed? Select…

A: Step 1: Conditions of collision theory are given below - (i) Molecules must collide with a…

Q: For the following electrocyclic ring-opening reaction 1. Choose the correct product. C To preview…

A: Step 1: Step 2: Step 3: Step 4:

Q: 78. A 30.0-mL sample of 0.165 M propanoic acid is titrated with 0.300 M KOH. Calculate the pH at…

A:

Q: The boiling point of water is 100.0°C at 1 atmosphere. How many grams of potassium hydroxide (56.11…

A: Step 1: for moles of KOHwe need to determine the molality of the potassium hydroxide solution. We…

Q: Predict the major products of the following reaction. Be sure to show the stereochemistry of the…

A: Question discussionThis is addition reaction. Alkyne react with 2 moles of HBr to give dibromo…

Q: Which of the following statements about helium, neon, and argon is true?   Question 11 options:…

A: They have the same number of protons.Helium has 2 protons, neon has 10 protons, and argon has 18…

Q: 2-chloropropane is synthesized by reacting propene with hydrogen chloride. H H C H + H-CI: H H H H…

A: Step 1: Step 2:

Q: Camestry

A: Step 1:• Mechanism:   • Firstly ethanol reaction with oxidising reagent to get aldehyde which is…

Q: The following reaction will be used: Cr3+ (aq) + Zn (s) --> Zn2+ (aq) + Cr (s)   Standard…

A: Given: T=19.5°C=292.65K;[Zn2+]=0.001M;[Cr3+]=0.10MCr(aq)3+​+Zn(s)​→Cr(s)​+Zn(aq)2+​ Step 1: Write…

Q: 2 sources of possible experimental errors encountered during Thin Layer Chromatography would be?

A: THINGS TO REMEBER: Careful technique and attention to detail can help minimize these and other…

Q: Kinetics and Equilibrium Calculating an equilibrium constant from a heterogeneous equilibrium... Try…

A: Given:…

Q: 2. Balance the following oxidation-reduction reaction in acidic media. You must use the half-…

A: Given: As(s)​+ClO3(aq)−​→H3​AsO3(aq)​+HClO(aq)​The HCO is really HClO. Step 1: Write the…

Q: Which of the carbon atoms shown displays the signal that is the most downfield in the 13C NMR…

A: I : The shift will be around 110- 140 ppmII : The shift will be around 190-220 ppmIII : The shift…

Q: 8.) Consider the following equilibrated system: 2NO2(g)=2NO(g) + O2(g). If the Kc value is 0.918,…

A:

Q: Question I (from the University of Arizona) Nitric oxide (NO) reacts with H2 to form N2O and H2O. It…

A: Question I: Based on the given rate law, Rate = k[NO]2 [H2], we can conclude that the…

Q: Step 2 Add curved arrow(s) to draw step 2 of the mechanism. Modify the given drawing of the product…

A: ----------I m sure this will help you I hope you will appreciate my efforts Thank you!!!!!Happy…

Q: :$;);););):):$;$;

A: Step 1:Since the allylic or benzylic radical intermediates are more stable than non-conjugated C…

Q: QUESTION 7 Provide a reasonable synthesis to produce the compound shown below. Draw the structure of…

A: Detailed explanation:Key references:Compound of Carbon Atoms.

Q: Determine whether the following will proceed via SN1, SN2, E1 or E2 reaction. Draw the major…

A: The above reaction is a SN2 reaction .it cannot be a SN1 reaction because according to BREDTS rule…