Chemistry Question

Q: The reaction 2H2(g) + 2NO(g) ----> 2H2O(g) + N2(g) is a first-order in H2 and second order in NO....

A:

Q: (a) You have a stock solution of 14.8 M NH3. How many millilitersof this solution should you dilute ...

A: Given data for part (a) stock solution Molarity (M1) =14.8 M  Final solution Molarity (M2) = 0.250 M...

Q: Limestone stalactites and stalagmites are formed in caves bythe following reaction:If 1 mol of CaCO3...

A: The chemical reaction is as follows: From the 1st Law of Thermodynamic, we know ∆E = ∆U = q + w The...

Q: What are the solubility rules? How are they useful?

A: There is no easy way to tell whether a particular compound is soluble or insoluble just by looking a...

Q: attached will show.. O 7 signals. 6 signals. 4 signals. 3 signals. Other 5 signals.

A: In 1HNMR Number of signal represents the different types of proton (Non equivalent proton ) . differ...

Q: C6H120 H NMR problem with integration need help to figure out the chemical structure!! So far we kno...

A: Given: The structure of the compound with molecular formula C6H12O has to be determined.   NMR spect...

Q: Draw the product of the following reactions:

A: The pericyclic reactions are the type of heat or light assisted reactions in which there occurs the ...

Q: When 24.5 g of NH3 reacts, the actual yield of H20 is 26.5g. What is the percent yield? 4NH3(g) + 6N...

A: Given  mass of NH3    = 24.5 gram  Actual yield     =   26.5 gram  ℅ yield            =   ?

Q: Each statement that follows refers to a comparison between two radioisotopes, A and X. Indicate whet...

A: a)

Q: Part A Determine the vapor pressure of an aqueous ethylene glycol (C2 H6O2) solution thatis 20.1 % C...

A: Solution Vapour pressure, pressure exerted by a vapour once the vapour is in equilibrium with the li...

Q: Based on the pH measured for the solution of (NH4)2CO3, is NH4+ is a stronger acid or is CO2−3 stron...

A: Given: To determine whether (NH4)2CO3  is strong acid or strong base.   Definition: (NH4)2CO3 is Amm...

Q: Which of the following processes require(s) chemical methods?    Separating a heterogeneous mixture...

A: Breaking a compound into its constituents elements requires chemical method. The two or more compone...

Q: 2. The fluorenone reduction reaction ran for 3 minutes. A TLC was done to monitor the progression of...

A: Introduction: Thin-layer chromatography (TLC) is a very important technique for monitoring reactions...

Q: Without doing any calculations, determine the sign of AS and ASu for each chemical reaction. In addi...

A: a) Rewrite the reaction as follows 2CO(g) +02(g) → 2C02(g) The number of moles of gases decreases fr...

Q: Which conformer is best represented at the location marked "C" on the energy diagram below? CH3 CH3 ...

A: II is the right answer. II represent is best represented at location marked "C" because not eclipsed...

Q: EXamine given Yeaction A Chook true answer abont it. a This reaction Cant occur without base Cutaly ...

A: For the given reaction option d is correct i.e. anion in products is conjugated base.

Q: e molecules drawn below one chemical bond is colored red. Decide whether this bond is likely to be p...

A: Solution Atoms with high inclination values—such as gas, oxygen, and nitrogen—exert a larger pull on...

Q: Which contains the compounds listed correctly in order of increasing boiling points?(a) N2 < CS2 ...

A:  The boiling point of any compound is the temperature at which the vapor pressure of a liquid become...

Q: Draw the structure of the Ester produced when acetic acid and 3-methylpentanol react.

A: Generally, the reaction of an acid with an alcohol will result in the formation of corresponding est...

Q: Atomic Atomic Atomic number Protons Neutrons Electrons symbol mass 102 70 89 225 Мо 53 81 206 100 15...

A:   Atomic symbol Atomic number Protons Neutrons  Electrons Atomic mass Yb 70 70 102 70 172 Ac ...

Q: I’m bad at nomenclature I would be glad if you helped me.

A:

Q: A dehydration reaction joins two glucose molecules to form maltose.The formula for glucose is C6H12O...

A: Dehydration reactions means there is removal of water molecule, H2O

Q: This is organic chemistry. I’m kind of lost which one is wrong.

A: Given : Some statements are given regarding halogenation of alkenes. To find: Which of the statement...

Q: Arrange the following group  in order of increasing priority. Q) -CH3 -H -Br -CH2CH3

A: Increasing order of priority : -H < -CH3 <  -CH2CH3  < -Br   Priority is determined by C.I....

Q: Consider the following molecules: Na2O, HCl, NH3, N2, CH3CH2OH. Which would have the highest viscosi...

A: Hi, as you have asked for the highest viscosity among the molecules given.

Q: The mass of a piece of metal is 28.3055 grams. When the piece of metal was dropped into a graduated ...

A: Given information: Mass of metal piece = 28.3055 g Initial volume = 7.34 cm3 Final volume = 9.84 cm3

Q: H.W: Compute A.P.F. for H.C.P?

A: Unit cell is the smallest repeating unit of the crystal structure. It is the basic building block of...

Q: Using everyday language, explain why ice is less dense than liquid water. From a chemical standpoint...

A: The solids possess a high degree of intermolecular force between them. As a result of compact packin...

Q: Predict the major product(s) for each reaction. Include stereochemistry where appropriate.(a) 1@meth...

A: Given reactions:  

Q: Where do free radicals come from? What harm do they do?How is the body protected from free radicals?

A: Free radicals are produced in three main ways: - 1. Metabolic reactions: - The normal chemical react...

Q: Draw both chair conformations of cis-1,4-dimethylcyclohexane, and  Predict which isomer (cis or tran...

A: Cyclohexane normally exists in chair form. In a substituted cyclohexane, the groups can either occup...

Q: Draw the structure of the following compound 4-(1,1-dimethylethyl)octane

A: IUPAC nomenclature  Assign the longest carbon chain Identify the substituents and functional groups...

Q: Explain percent ionic character of a bond. Do any bonds have 100% ionic character?

A: Percent the ionic character of a bond is explained and any bonds that have a 100% ionic character ha...

Q: How are the following colloidal solutions prepared?(a) Sulphur in water(b) Gold in water

A:   Colloidal suspensions are a mixture where the compounds are suspended in a solution. Colloid is a ...

Q: 2 questions, please answer them both! 1. A 1-L sample of CO initially at STP is heated to 546 K, and...

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question s...

Q: Define Acetylene—C2H2 ?

A: Acetylene: It is gaseous colorless hydrocarbon with molecular formula C2H2. It is also called ethyne...

Q: Propose a synthesis for diphenhydramine starting from benzophenone, benzoic acid, and 2-(N, N-dimeth...

A: Synthetic method for diphenhydramine: Benzophenone undergoes reduction using sodium borohydride on c...

Q: Can you tell me the nomenclature. Thank you in advance.

A: Naming of organic compounds is done by the naming scheme called the IUPAC (International Union of Pu...

Q: Problem 17.7: Draw the complete, detailed mechanism for the reaction in 17-9 above.

A: LiAlH4 is a powerful reducing agent. It is a widely used reagent in organic chemistry to reduce diff...

Q: What is meant by Reversible sols.

A: The colloidal solution in which dispersed phase is solid and  dispersion medium is liquid is known a...

Q: How Z double bonds introduce kinks in the long hydrocarbon chain, decreasing the ability of the fatt...

A: Fats   Fats or triglycerides are esters of glycerol in which one molecule of glycerol is esterified...

Q: Which substance is a liquid at room temperature?a) CH3OH b) CF4 c) SiH4 d) CO2

A: Matter exists in three states- solid, liquid and gaseous. Depending on the type of the attractive fo...

Q: Draw enol tautomer(s) for each attached compound. Ignore stereoisomers.

A: Introduction: Those compounds which the same molecular formula but differ in the position of protons...

Q: Arginine has ionizable groups with pKa values of 2.17, 9.04, and 12.48. A researcher makes up 73 mL ...

A: From the pKa values of arginine, it can be stated that, at pH 8.5 second proton is partially dissoci...

Q: Platinum nanoparticles of diameter ∼2 nm are important catalysts in carbon monoxide oxidation to car...

A: Given: Diameter of the nanoparticles=2 nm Edge length=3.924A° To find: The number of platinum atoms

Q: 3. An unknown compound is optically active and has the molecular formula CeH12. Draw all possible is...

A: Optical isomers are stereoisomers where two compounds have the same number of atoms and bonds but di...

Q: What is the number of moles of HCl not consumed by tablet? What is the number of moles of HCl consum...

A: Given, No. of moles of HCl used to dissolve tablet = 50.0 mL or 0.05 L Molarity of HCl = 0.500 M No....

Q: Drinking water is often disinfected with Cl₂, which hy-drolyzes to form HClO, a weak acid but powerf...

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Q: For the acid HA, the acid dissociation constant, K, is 1.1 × 105. After 48 mL of 0.9 M N2OH is added...

A: pH is used to determine the concentration of hydronium ion.

Q: What is chemical energy ? Why it is used ?

A:  When the reaction takes place, the bonds within the compound loosen or break, and new compounds are...