Exercise: Explain how can you name the following heterocycles. S Br, S

Q: What happens when NH3 solution is added to equilibria below ? Ca(OH)2 (s)  -> Ca+2 (aq) +  2OH-(aq)…

A: when NH4OH added to this equilibrium system, Ca(OH)2 (s)  becomes less soluble because of common ion…

Q: The preparation of a sulfide from a thiol is analogous to the Williamson ether synthesis. Which of…

A: The sulfide can take place by the reaction of the thiol and alkyl halide. The deprotonated thiol…

Q: The complex ion [PdCl4]2- is known to repel a magnetic field. Use this information to determine if…

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Q: mechanism starting from Carboxylic Acid to any derivative

A: Carboxylic acid (RCOOH) on treatment with alcohol (R'OH) in the presence of concentrated sulfuric…

Q: O O O

A: In IUPAC naming following steps are required -> First of all identify the longest carbon chain…

Q: Chemistry How do you convert 10-2dm³ mol-1 to L/mol?

A: Given -> 10-2 dm3mol-1

Q: Lithium is the least dense metal known (density: 0.53 g/cm3). What is the volume occupied by 1.20 x…

A: The mass per unit volume of a substance is known as the density of the substance. The density of a…

Q: Sucralose (the ingredient in Splenda) is a zero calorie artificial sweetener and sugar substitute…

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Q: ▼ Part A Mark with the green check to indicate that the given direction of electron flow in the…

A: Curved arrow used in specially in organic chemistry to indicate the flow of lone pair of electron or…

Q: The rate law for the reaction 3A+2B+2C-D is rate = K[A]¹[B][C]¹ What is the overall reaction order?…

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Q: 4. A teacher performs a chemistry demonstration in which a small amount of magnesium, Mg, the powder…

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Q: Both OF2 and CS2 molecules contain polar bonds. Why one of these molecules is polar and the other is…

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Q: Consider the following operations on the number 7.68 x 10-2 X Without using a calculator, decide…

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Q: The absorption spectrum of the complex ion [Co(NH3)6]3+ has strongly absorbs blue light at a…

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Q: Convert the following measurement. 7.34 × 10 2 -6 kg-m 2 || g*cm

A: 1 kg = 1000 g and  1 m = 100 cm

Q: A student sets up the following equation to convert a measurement. (The ? stands for a number the…

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Q: What is the sign of work when a sample of a gas increases its volume? Explain why work has that…

A: Thermodynamics is branch of chemistry in which we deal with amount of heat evolved or absorbed by…

Q: Pre-Laboratory Schematic Diagram: Please create a schematic diagram of Constant Pressure…

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Q: Classify the following monosaccharides according to the carbonyl group and number of C atoms and…

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Q: Drag and drop the product of the following fatty acid reaction. HO CHÍNH,/H* 1

A: The given fatty acid contains —COOH group which react with primary amine (CH3NH2) in presence of…

Q: A student sets up the following equation to convert a measurement. (The? stands for a number the…

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Q: In this ¹H NMR spectrum the blue floating peaks are enlargements of the peaks to their right. 10.0…

A: Way of approach to solve the given question: The knowledge of chemical shift and splitting of peaks…

Q: If a student accurately made a measurement of 3.00, which of the following rulers must they have…

A: Concept based on fundamentals in calculation.

Q: certain element X forms a compound with oxygen in which there are two atoms of X for every three…

A: A certain element X forms a compound with oxygen in which there are two X atoms for every three…

Q: Rudolf has an 15mL extract from a plant sample. He took a 50.0 μL aliquot and diluted the solution…

A: Given data :

Q: Calculate the mean and standard deviation. 4.10(+0.02) x 0.0050(+0.0001) 1.97(+0.04)

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Q: How many moles of methyl alcohol are present in 75 mL of a 1.5 M solution?

A: Given, Molarity of methyl alcohol solution = 1.5 M = 1.5 mol/L volume of methyl alcohol solution =…

Q: Examine the molecules below. H Which H is most acidic? Highlight this H. x :NIH N Η H Which site is…

A: A question based on molecules that is to be accomplished.

Q: 11. Because the SN1 reaction goes through a flat carbocation, we might expect an optically active…

A: As we know there are two types of Nucleophilic substitution reaction: one is unimolecular…

Q: A gas whose Cv=1.386 kJ/kg.K and R= 0.485 kJ/Kg.K Determine the MW in kg/kgmol.

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Q: Using only its location on the periodic table, write the full electron configuration for Molybdenum…

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Q: 1) A mixture of benzoic acid, para-xylene and benzaldehyde is spotted on a silica gel TLC plate and…

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Q: Describe how to prepare 250 mL of a 150 mM phosphate buffer to model E. coli pH of 7.6, given the…

A: Desired total molarity of the phosphate buffer = 150 mM or 0.150 M  Desired volume of the phosphate…

Q: 3. For the reaction N204(g) = 2NO2(g) Kc = 0.513 at 500 K. a. If a reaction vessel initially…

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Q: Tell what happens when potassium phosphate (K3PO4) solution is combined with calcium nitrate…

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Q: Show, using arrows, a mechanism for the formation of a benzodiazepine 4-oxide from the reaction of…

A: We have to here show using arrows, a mechanism for the formation of a benzodiazepine 4-oxide from…

Q: I need also classfication of the remaining ones

A: Physical changes are reversible and do not produce a new substance.  Example : vapourization of…

Q: 8 e speed of light is 2.998 x 10 m/s. How long does it take light to travel 90. cm? t the math up.…

A: Speed of light (c) = 2.998 × 108 m/s  Distance (d) = 90 cm = 0.90 m (1m = 100 cm)

Q: 2. For each pair, predict the stronger nucleophile in the reaction (using an alcohol as the…

A: The nucleophilicity increases as the electron density of the negative charge increases.  (a) Between…

Q: The density of chlorhexidine is 1.06 g/mL. What is the total mass, in grams, of all chlorine atoms…

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Q: Part A A sample of sodium reacts completely with 0.426 kg of chlorine, forming 702 g of sodium…

A: A question based on mole concept that is to be accomplished.

Q: Calculate the frequency of a light with a wavelength of 515 nm. Give your answer to 3 sig figs.…

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Q: You have 0.100 M solutions of acetic acid (pK₁ = 4.76) and sodium acetate. If you wanted to prepare…

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Q: Which Diels Alder reaction will not be successful? H3C H3C. O top reaction CH₂ O middle reaction CH₂…

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Q: Complete combustion of a 1.448 g sample of a hydrocarbon (only carbon and hydrogen present),…

A: Given -> Weight of hydrocarbon = 1.448 gm Weight of CO2 = 3.128 gm Weight of H2O = 1.121 gm

Q: 16. Show how you would use Grignard syntheses to prepare the following alcohols from the indicated…

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Q: 14. Predict which member of each pair will be more acidic. Explain your answers. (a) methanol or…

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Q: Please can u illustrated me on this I am lost

A: The detailed explanation of the given question is done below. The concept here used is from  the…

Q: Does increasing the total energy of the system make the atoms more or less likely to stick together?…

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Q: Based on the picture where is the lambda max and among all samples who is the highest wavelength?…

A: 1. The picture given in the question showed that the characteristic absorption peaks at λmax =  620…

Types of Polymers on the basis of Method of Preparation