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Q: For water, H2O, the heat of fusion at its normal melting point of 0 °C is 6.0 kJ/mol.The entropy cha...

A: The relationship between heat of fusion (∆Hfusion ) , entropy change (∆S) and melting point is  ∆S =...

Q: a What is electromagnetic radiation? radiant energy that behaves like a wave O high energy particles...

A: Two multiple choice questions based on electromagnetic waves, which are to be accomplished.

Q: When an aqueous solution of (R)-2-butanol is treated with a catalytic amount of H2SO4, slow racemiza...

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Q: Need help with this question

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Q: A 73.16 g sample of an interesting barium silicide reported to have super conducting properties was ...

A: Given :- mass of barium silicide = 73.16 g                mass of Barium = 33.62 g  To determine :- ...

Q: Answer the following questions for each of the following complexes: a)Ammine chloro bisethylenediamm...

A: Co-ordination compound: Compound which are formed by donation of charge and lone pair of ligand towa...

Q: Is this compound a cis or trans isomer? name the isomer

A: Assign priority to each atom or groups attached to the doubly bonded carbon atoms as per Cahn-Ingold...

Q: A certain metal M forms a soluble sulfate salt  MSO4 . Suppose the left half cell of a galvanic cell...

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Q: A saturated solution is a a. solution that can't dissolve additional quantities of solute. b. hetero...

A: Saturate means to fill much amount that can not add again any more.

Q: 6. Which reaction favors the formation of product(s) as a result of increased pressure on the system...

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Q: What is the volume of a 39.2 g sample of CO2 (44.02 g/mole) if it is in a container at 1.20 atm and ...

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Q: You synthesize the enantiomer of levetiracetam, but your specific rotation is found to be 67.8. What...

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Q: 90 NANO 80 70 Pb(NO)2 KNOS 60 CaC 50 O 40 Nacl 30 KCI 20 KCIOS 10 Ce,(SO 0 10 20 30 40 50 60 70 80 9...

A: We have to find out the salt (solute) which is least soluble at 0℃

Q: 22.) Three molecules have the elements X and Y bonded to each other.  The bond orders are: for molec...

A: Bond order :-  The number of covalent bonds present between two atoms in a molecule is called bond o...

Q: Provide reactants/reagents and solvents that could be used to synthesize these products from an alky...

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Q: HCI(aq) + NaHCO3(aq)→H2CO3(aq) + NaCl(aq) If you want to produce 18.48 grams of NaCl how much NaHCO3...

A: A numerical problem based on mole concept, which is to be accomplished.

Q: What is the approximate K for the following acid/base reaction? H25 (aq) + F(aq) ++ HF (aq) + HS (aq...

A: According to  soft -hard acid base constant,reaction will fovour at the detection where hard acid an...

Q: Without a moderator in a nuclear reactor..

A: A nuclear reactor is an arrangement in which release of nuclear energy through a self-propagating fi...

Q: How do I do a rice chart?

A: RICE chart :- Here R stands for reaction  I stands for initial concentration  C stands for change in...

Q: Consider the reaction:2NH3(g) + 2O2(g)N2O(g) + 3H2O(l)Using standard thermodynamic data at 298K, cal...

A: The question is based on the concept chemical thermodynamics.   We have been given an equation.   We...

Q: 100 90 NANO 80 70 60 CaCl 50 Pb(NO)2 40 NaCl KCI 30 20 KCIO, 10 Ce,(SO) 0 10 20 30 40 50 60 70 80 90...

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Q: 4) below is a structural formula( skeletal stucture ) Of an amino acid. Identify the electron geomet...

A: VSEPR theory helps in the prediction of the geometry of a molecule on the basis of the number of ele...

Q: 15. Which reaction, when at equilibrium, would be unaffected by a change in pressure? O N20a(9) # 2N...

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Q: A student is conducting a titration between a weak, monoprotic acid and sodium hydroxide, NaOH. a. T...

A: Please have a look on the answer below:

Q: 18) What is the pH of a 100ml solution formed by adding 0.1mole NaOH to a buffer solution that conta...

A: Reaction involved :-  HF + NaOH = NaF + H2O  On addition of NaOH HF consume and NaF forms. 

Q: Draw the structure of the major organic product(s) of the reaction. H3C 1. DIBAH, toluene 2. H30* DI...

A: Applying concept of organic synthesis.

Q: QUESTION 13 The solubility of solids depends on temperature. As temperature increases, O a. the solu...

A: Applying concept of solubility of solid.

Q: What is the equilibrium constant K for the following hypothetical reaction at a temperature of 25°C?

A: In this question, we will determine the Equilibrium constant ( K )  How we can determine, you will s...

Q: ball & stick v labels Which of the following represent structural isomers of the molecule shown in t...

A: Condensed molecular formula It is  like line structural formula but here atoms are written as group ...

Q: Potassium Ferrioxalate is mixed with in 50 mL of 1 M H2SO4 In a beaker , it is then placed one-half ...

A: The chemical effects of light are studied in photochemistry, which is a branch of chemistry. In gene...

Q: Which reagent would be expected to bring about the following conversion? CH2 CH CH,=CHCHCH3 Он O 02 ...

A: Applying concept of organic synthesis.

Q: The osmotic pressure of a saturated solution of BaC204 at 25°C is 15 torr. What is the solubility pr...

A: Osmotic pressure = π =15 torrBaC2O4  →→Ba2+  + C2O42-i = 2R = 62.36 L torr K-1 mole-1T = 25°C = 298 ...

Q: MProvide the necessary reagents to accomplish the desired organic reactions. Please number the steps...

A: Applying concept of organic synthesis.

Q: What happened to the rate of the reactant if n=1? Answer:

A: The question is based on the concept of chemical kinetics. we have to explain effect on the rate of ...

Q: Structure Name CH3 H3C ČH3 H3C, H3C CH3 CH3 H3C CH3 H3C° H3C CH3 CH3 H3C° CH3

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Q: Identify the molecularity of the elementary reaction below: 2HI(g)→ H₂(g) + I₂(g)

A: Molecularity is number of molecules react to give product

Q: What is the pH of a 100ml solution formed by adding 0.1mole NaOH to a buffer solution that contains ...

A: Added base will neutralize acid and increase amount of the conjugate base salt in solution. Using Ha...

Q: How many peaksPredict the number of peaks that you would expect in the proton decoupled 13C spectrum...

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for yo...

Q: 1. Explain what the reaction rate indicates about a particular chemical reaction. 2. The table below...

A: Since you have posted multiple questions, we will solve only first question for you. If you want any...

Q: A chemist must prepare  600.mL  of  180.mM  aqueous barium chlorate  BaClO32  working solution...

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Q: What is the conjugate acid of C¾H3O4¯? a. CAH404 b. CAH4O4 c. CAH204 d. CAH304 O e. H*

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Q: 3.

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Q: 14.

A: Given that:                          Mass of the sample = 10.0 g                                   V...

Q: Calculate the hydronium ion concentration in an aqueous solution with a pH of 4.33 at 25°C. Select o...

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Q: Chemical cold packs contain ammonium nitrate (NH,NO, molar mass-80.06g/mol). When "snapped" the ammo...

A:  Heat absorbed, q = mCsΔT m = Mass of NH4NO3 Cs = Specific heat capacity of NH4NO3 ΔT = Ti = Tf Ti =...

Q: nProvide the necessary reagents to accomplish the desired organic reactions. Please number the steps...

A: The question is based on the concept of organic reactions.   We have to convert the reactant into pr...

Q: What are covalent bonds? choose from the choices below:       Bonds between atoms ...

A: Covalent bonds are formed by sharing of electrons while ionic bonds are formed by donation and accep...

Q: 350cm3=?km3

A: There exists several units of measurements. Kilometers is generally used to measure the long distanc...

Q: Hi please help me with this question

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Q: 100 90 NaNO 80 70 60 CaCl 50 Pb(NO)2 40 NaCI 30 KCT 20 KCIO 10 Ce,(SO 0 10 20 30 40 50 60 70 80 90 1...

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