A displacement reaction is an oxidation-reduction reaction in which a free element reacts with a compound, displacing an element from it. This is an example of such reaction: Sn(s) + 2HC1(aq) → SnCla (aq) + H2 (9) b Give the formula of the oxidizing agent.

Q: Nitrogen and hydrogen react to form ammonia, like this: N,(g)+3H,(g) 2NH, (g) Suppose a mixture of N...

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Q: A tiny sample of an aqueous solution of two substances R and P is sketched below, as if it was under...

A: The reaction given is, => R (aq) ⇔ P (aq)                 K = 3 The initial condition is depicted...

Q: What B the true percentage of water in Backa 2H2O?

A: the molecular formula of the compound is = BaCl2 . 2H2O The percentage of water is the compound is =...

Q: Q3. Which of the following compounds is most acidic and why? нн N.

A: Highly stable conjugated cyclic compounds that do not give addition reactions and follow the Huckel ...

Q: A 29.6 mL sample of 0.392 M ethylamine, C2H5NH2, is titrated with 0.343 M hydrobromic acid. At the e...

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Q: r the observation that only the ortho-isomer appeared in the distillate and not the para isomer.

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Q: What is the oxidation number of the monoatomic ions of the following elements? Drag each item to the...

A: As given , to know the oxidation state of the ion, we would determine its charge.  The charge of ion...

Q: Current Attempt in Progress The reaction of sucrose with water in an acidic solution is C12H22011 H2...

A: The concentration after 6 hours can be calculated as

Q: y= -4,292.37 x + 14.326 What is the Activation Energy (in Joules/mol) for this reaction at 30 oC? D...

A: Given Data :

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A: The pressure v/s time curve of I2 is given as,  

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A: Mass spectroscopy is a technique which determines the mass to charge ration of various ions present ...

Q: 2. What are the similarities and differences between structural (constitutional) isomers, geometric ...

A: Structural isomers are also called constitutional isomers.Geometric isomers are called as stereo iso...

Q: Balance the chemical equation:  C4H8 +  O2 →  CO2 +  H2O There is a blank for all coefficients - s...

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Q: Lycopene is non-polar. Explain why? Lycopene is coloured. Comment on the feature in its structure t...

A: Lycopene is an organic compound with chemical formula C40H56 usually found in tomatoes. It is  brigh...

Q: Titration of 10.00 mL of a 0.444M solution of HCI with a solution of LiSH required 23.2 mL of the Li...

A: Answer: To find out the molar concentration of LiSH, we need to equate the moles of HCl and LiSH, us...

Q: How many grams of silver chloride are produced from 5.0 grams of silver nitrate reacting with an exc...

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Q: How many grams of potassium dichromate (K2Cr207) are required to prepare a 250 mL solution concentr...

A: We will use molarity expression to calculate mass of potassium dichromate required.

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Q: Predict the products of the following acid-base reaction. Identify and label the conjugate acid / ba...

A: Complete the given reaction and identify acid-base pairs ----

Q: provide the iupac name and molecular formula

A: To determine the IUPAC nomenclature first find the longest carbon chain then numbering them as per t...

Q: The reaction C(3) + 2 H,(g) = CH,(g) has K, = 0.263 at 1000. K. Calculate the total pressure at equi...

A: The pressure exerted by substance on the surface of the system is called total pressure.  

Q: Convert kPa/sec to uL/min for the following values. -0.0019 kPa/sec -0.0029 kPa/sec -0.0028 kPa/s...

A: Convert kPa/sec to uL/min for the following values.

Q: titration reactions, what do you call the chemicals where the concentrations is unknown? Select one:...

A: Titration can be defined as the volumetric analysis for determination of  the concentration of a sub...

Q: A chemist wants to prepare 0.670 M HCI. Commercial hydrochloric acid is 12.4 M. How many milliliters...

A: Please find your solution below : Molarity is the measure of concentration which is expressed as the...

Q: A 0.800 M HCl was diluted to a final volume of 500. mL . If the new concentration is 0.20M . What wa...

A: Given: Initial concentration of HCl = 0.800 M Final volume of solution = 500 mL. And the final conce...

Q: vapor pressure

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Q: 6. The following molecule is known to have a pocket that accommodates the phenyl ring. Give 2 potent...

A: Nitrogen and oxygene with no hydrogen atoms attached to them act as potential hydrogen bond acceptor...

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A: The equilibrium constant (Kp) of a reaction is the ratio between partial pressure of product the the...

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A: Le Chatelier's principle: This principle is used to predict the effect of a change in conditions on ...

Q: wnite the molecular equation which completes the following. The reaction occurs in an aqueous soluti...

A: Answer: This is primarily an acid-base neutralization reaction.

Q: 1. a. How many grams of potassium nitrate is added to 250.0 g of water to prepare a 15.0% potassium ...

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Q: What is the freezing point of a solution in which 20.0 grams of sucrose (C12H22O12) is dissolved in ...

A: Given, mass of sucrose = 20.0 grams Molar mass of sucrose = 342.3 g/mol Mass of solvent = 400 grams ...

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A: We know that velocity is the change in position with respect to time. Now, in the position vs time g...

Q: Consider the reaction of NH, and I, to give N, and HI. 2 NH, (g) + 3 1, (g) N,(g) + 6 HI(g) K Using ...

A: Equilibrium constant is the ratio between reactant and product concentration at equilibrium state. A...

Q: What is the mass, in grams, of 2.84 X 1023 atoms of lead? (This is a 2-step mole

A: Molar mass of Lead = 207 g/mol Number of atoms = 2.84×1023 atoms  Moles=Number of atoms/6.022×1023 =...

Q: If a reaction is exothermic, then O AS° > 0 O AH° 0

A: An exothermic reaction is a reaction in which heat is released. The products will be more stable tha...

Q: 1) a kcl a Kcl solution has concentra - a tjon of 2 4 ce ppb what of Kcl is contained mass of this s...

A: Concentration of a solution defines the amount of solute present in a given amount of solution. 1 pp...

Q: Calculate the pH of the cathode compartment for the following reaction given Ecell = 3.01 V when Cr*...

A: We know that., PH  =  - log [H+]  

Q: Complete the balanced chemical equation for the following reaction between a weak base and a strong ...

A: The Chemical reaction follows the law of conservation of mass. According to the law of conservation ...

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A: Answer: Components of the vector depends upon the angle it is making with x-axis.

Q: U-235 collided with a neutron resulting to a nuclear fission producing La-145, Br-88, neutrons and e...

A: Given data :-

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Q: What is the pH of a 0.0370 M solution of hydrocyanic acid, HCN (Ka = 4.9 × 10⁻¹⁰)?

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Q: The instrument used in the titrations which hold the titrant is called? Select one: a. pipette b. Bu...

A: Generally in titration we take burette and conical flask . Let's discuss where we will take titrant.

Q: 0.500 g of ethanol [CH3CH2OH(l)] was burned in a bomb calorimeter. The temperature of the water rose...

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Q: 1. Using a graduated cylinder to measure volumes, prepare a buffer solution from 20.0 mL of 0.10 M a...

A: Since you have posted multiple questions, we are entitled to answer the first only. 1a) Given: Conce...

Q: Ethanolamine, HOC2H,NH2, is a viscous liquid with an ammonia-like odor; it is used to remove hydroge...

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Q: Consider the most stable chair form for cis-1,2-dimethylcyclohexane. Now, consider the most stable c...

A: Consider the most stable chair form for cis-1,2-dimethylcyclohexane. Now, consider the most stable c...