Chemistry Question

Q: CH3 CH3 CH3 CH3 Compound I Compound II (i) Are the above cyclohexane derivatives cis- or trans-isome...

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Q: What is the major product of the following reaction? Br (CH3)30 (a) (b) (c) (d) None of the Above

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Q: You are given the following Born-Haber cycle information.  Based on the values listed, determine the...

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Q: Explain why a photon blur of a fast-moving fan blade is a better analogue to an electron cloud pictu...

A: An electron cloud is the region of negative charge surrounding an atomic nucleus that is associated ...

Q: Which is the correct order of acidity of the following silicon halides? A. SIF4<SICI4<SiBr4<Sil4 B. ...

A: Silicon halides are lewis acids. And the lewis acidity depends on the positive charge on central ato...

Q: You want to prepare 500 mL of 0.050 M Tris buffer, pH 8.8.  How many grams of Tris must you add in ...

A: given: The volume of the buffer, (V)= 500mL. The concentration of  Tris buffer,(C) = 0.050 M. The pH...

Q: How would you synthesize 3-hexyne using ethane as your only carbon source? You may use any reagents.

A: The question is based on the concept of organic reactions.   we have to convert the given reactant i...

Q: At a given temperature, the equilibrium constant Kc for the following reaction is 0.110  2NO(g) + 2...

A: Equilibrium constant is defined as the ratio of concentration of products to the concentration of re...

Q: Consider the sublimation of ice in a freezer compartment at -15 °C. For a gas volume of 20.0 L, how ...

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Q: Heat Draw Your Solution

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

Q: 10. It took 4.15 x 103 J of energy to raise the temperature of a piece of copper metal from 31°C to ...

A: We have to calculate the mass of metal.  

Q: How many molecules are in 8.0g of ozone O3

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Q: In order to prepare 100 mL of a 0.50 M sodium phosphate buffer, pH 7.7, how many grams of sodium pho...

A: Given: pH of solution = 7.7  Concentration of buffer = 0.50 M Volume of buffer solution = 100 mL = 0...

Q: Answer questions a-c about the Bronsted acid-base reaction below using the identifying letters A-D b...

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Q: The balanced equation for the synthesis of ammonia is 3 H2(g) + N2(g) → 2 NH3(g). 4. Calculate: 1. T...

A: The balanced reaction taking place is given as, =&gt; 3 H2 (g) + N2 (g) -------&gt; 2 NH3 (g)  

Q: What are the primary and secondary valences of Fe in [FeBr2Cl2(en)]2 ?

A: Primary valency refers as the oxidation state of the central metal atom whereas Secondary valency re...

Q: Be sure to answer all parts. Give the number of protons, neutrons, and electrons in 197 Au protons, ...

A: The given question is about calculating the number of Electrons, Protons, and Neutrons in 197Au -

Q: Place the following bonds in order of increasing bond length: C-O, C-F, C-N, C-C, C-B

A: Given :- C-O, C-F, C-N, C-C, C-B  To arrange :- order of increasing bond length we

Q: <Homework 02 Item 5 5 of 10 I Review I Constants I Periodic Table MISSED THIS? Read Section 15.6 (Pa...

A: As rate of reaction depends on slow step step, so rate= k [X2][Y] which is inconsistent with experim...

Q: how to make derivative of 1) oxalic acid 2) benzophenone give reaction and name of derivative

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Q: 1. The phase change between graphite and diamond is difficult to observe directly. Both substances c...

A: According to Hess's law, the standard enthalpy change for a reaction is the sum of the standard enth...

Q: Select the single best answer. Decide which conformation is present in higher concentration at equil...

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Q: Draw the structures (condensed) of the following compounds: g. 3-iodo-2,2,4,4-tetramethylpentane h. ...

A: Condensed structural formula : It is the representation of atoms present in a molecule in a systemat...

Q: is this polar or non polar?

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Q: Ideally, the van 't Hoff factor should be equal to the number of ions that make up a compound. In re...

A: Ion pairing increses as the charge on the ion increases so value of observed vant Hoff factor decrea...

Q: Pure Homogeneous Heterogeneous Substance Substance Mixture Mixture Concrete Seawater Magnesium Gasol...

A: Pure substance : These are made up of only one kind of particles. Homogeneous mixture : The composit...

Q: (b] CH3 CH3CHCH2CH2CІ {e) I CH2CH2CI CH3CHCHCH2CH3

A: Give the IUPAC name of the given structures-

Q: A solution contains 30 wt% water, 25 wt% ethanol, 15 wt% methanol, 12 wt% glycerol, 10 wt% acetic ac...

A: Given data is as follows: The mass of water = 30 g The mass of ethanol = 25 g The mass of methanol =...

Q: Which of the following statements is/are true ? (1) The formula of copper(II) hydroxide is Cu(OH)2 (...

A: (1) Copper (II) is Cu2+ ion and hydroxide ion is OH- ion  So, Cu2+ combined with 2OH- ion and formin...

Q: IP wc dissolve an a cid weak HzA in wate, the solution volume willbe looml, and its pH=27 if you kno...

A: The question is based on the concept of chemical equilibrium. We have to calculate mass of the acid ...

Q: Identify the elements in each chemical formula, and give the number of atoms of each element. Elemen...

A: Given chemical formulas are  a. LiCN (Lithium cyanide)  b. C3H8 (propane)  We need to identify the e...

Q: The decomposition of NO2 (g) occurs by the following bimolecular elementary reaction: 2NO2 (g) --> ...

A: Given: Rate constant of the reaction = 2.3 X 10-12 M-1s-1. Temperature = 500 K Initial pressure of r...

Q: 4. What is the approximate C-N-H bond angle in methanamine, according to VSEPR? O 109.5° 90° O 180 O...

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Q: Reagent nitric acid is 70.04% HNO3 by mass and its molarity is 14.84 M. Calculate its molality. Expr...

A: Molarity is defined as moles of solute present per L of solution. Its unit is mol/L. Molality is def...

Q: Give the nuclear symbol for the isotope of potassium for which A = 40 ? Enter the nuclear symbol for...

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Q: Figure 13

A: IUPAC nomenclature rules should be followed during the numbering of an organic compound.

Q: Question 2: How many bonds do chlorine atoms form in neutral organic compounds? *

A: Since you have asked multiple questions, we will answer only first question for you. In order to get...

Q: The weight of a rock is measured to be 0.097 lbs. After placing the rock in a graduated cylinder con...

A: Weight of rock = 0.097 lbs Volume of water = 19.92 mL Volume with rock = 33.21 mL Density = ?

Q: How many hydrogen atoms are attached to secondary carbon atoms in the structure in Figure 6. [The an...

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Q: Methanol (CH3OH) is manufactured industrially by the reaction: CO(g) + 2H2(g) - CH3OH(g) The equilib...

A: The equilibrium reaction taking place is given as, =&gt; CO (g) + 2 H2 (g) -------&gt; CH3OH (g)  Gi...

Q: 1. Make 1800 mL of a 50% weight/weight acetone alcohol solution. Specific gravity acetone: 0.786 Sp...

A: "Since you have asked multiple question, we will solve the first question for you. If youwant any sp...

Q: Which of the following will exhibit cis-trans isomerism? Fe°: [Ar]4s²3d6 Cdº: [Kr]5s²4d10 Ptº: [Xe]6...

A: A multiple choice question based on coordination complex, which is to be accomplished.

Q: It is tempting to maximize the amount of product isolated by continuing the fractional distillation ...

A: Answer -  fractional distillation - Fractional distillation is the separation of a mixture into its ...

Q: Identify the highlighted element in the periodic table and give its [1] element name and symbol; 12]...

A: The position of the element given in the periodic table is as shown below.  

Q: The Lewis symbol for the oxide ion is Select one: :0: 2- none of the choices shown 2. 2- :0 2- :0: :...

A: To draw the Lewis symbol for the oxide ion.  

Q: a) 453 mg to g b) 6.0 x 10-9: m to pm c) 2.5 x 10-2 mm to um d) 3.85 x 10° g to kg e) 0.0065 mm to n...

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Q: n the warehouse of a chemical company there are 4 old reagents whose label can only be read that the...

A: From the above given IR spectras, the most distinguishable will be that of alcohol.   Alcohols form ...

Q: Which of the following elements has the highest first ionization energy? O N Na C O S

A: The elements given are N, O, Na, C and S.  

Q: Give the IUPAC name

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Q: Consider the cell "Pt/H2 (g)/HCl (aq)/AgCl(s)/Ag", whose global equation is given by 2 AgCl (s) + H2...

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