Chemistry Question

Q: How to balance chemical equation

A: A balanced chemical reaction should be having 2 things. 1) The total number of each element present ...

Q: 7. Complete the following reactions of alkenes and alkynes by provi missing reactant, reagent or pro...

A: Alkene are hydrocarbon having double bond in its structure , while alkynes are hydrocarbon having tr...

Q: A compound gives the following IR spectrum. Upon reaction with sodium borohydride followed by acidif...

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Q: Determine whether or not each metal dissolves in 1 M HNO3. For those metals that do dissolve, write ...

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Q: Use the virial equation of state to calculate the pressure exerted by 1.00 mol CH4, at 273 K confine...

A: GIVEN: Vm=1.00 cm3 =0.001 Litre R=0.082057 L atm K-1mol-1 T=273K n=1 mol CH4  B2(T)=-53.6 cm3 mol-1=...

Q: For the following aqueous reaction, complete and balance the molecular equation and write a net ioni...

A: In the given question we are provided with a barium acetate and iron(II) sulfate in an aqueous mediu...

Q: Butane gas is stored in a cylinder at a pressure of 100 psig and at a temperature of 250C. Some of t...

A: Let's assume butane gas present inside the cylinder behaves ideally. The volume and temperature of t...

Q: Molecule C shown below contains a group called an allene. An allene has the structure of one central...

A: Diagram for the given molecule with all p-orbtial that involve in the pi-system is shown below in wh...

Q: How many monochlorination products are possible for the alkane shown below?

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Q: Three samples of compounds we analyzed for the elemental compositions and the following results were...

A: The technique in which a sample of a compound is analysed for its elemental composition is known as ...

Q: The energy E of the electron in a hydrogen atom can be calculated from the Bohr formula: R. E=-- In ...

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Q: When salts of ,Mg2+ Na+ , and Cs+ are placed in water, the ions are hydrated. Which of these three c...

A: Three ions -Na+, Mg2+ and Cs+ are given. The strongly hydrated and least hydrated cations are to be ...

Q: Chemistry Question

A: Boiling point of any molecule depends on 2 things ( in the same priority order as they are mentioned...

Q: (a) Which monomer is most likely to undergo anionic polymerization? Justify your choice. ( b)Which o...

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Q: Iodine heptafluoride (IF-) can be made at elevated tem- peratures by the following reaction: I(g) + ...

A: The given reaction is: Initial Volume, V1 = 63.6 L Initial pressure, P1 = 0.459 atm Final volume = ...

Q: What kind of intermolecular forces act between a helium atom and a xenon aTom? Note: if there is mor...

A: Ion dipole force are those forces which are present between an ion and a dipole molecule. Since neit...

Q: 1.000 mole of H2 gas and 1.000 mole of I2 vapor are introduced into a 5.00-liter sealed flask. The m...

A: A reaction is said to be in equilibrium when no further addition of reactants brings about a change ...

Q: Write a balanced chemical equation using condensed structural formulas for the saponification (base ...

A: Saponification is method by which carboxylic acid and alcohol is prepared by treating the ester with...

Q: 4 A doctor orders 15.0 mg of codeine. The cough syrup containscodeine at a concentration of 3. mg pe...

A: In the given question, the concentration of codeine is 3 mg per 1 mL. This can also be considered as...

Q: 1. Write the mechanism for the bromination of ethane.2. What simple chemical tests may be used to di...

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Q: the insecticide DDD contains only c,h, and cl. When 3.2 g is combusted, 6.162 g of Co2 and 0.9008 g ...

A: Given : DDD contains only C, H and Cl atoms. Mass of DDD combusted = 3.2 g Mass of CO2 produced on c...

Q: How many photons of light are emitted when an electron falls from the fourth energy level to the fi...

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Q: a) One of the conformations of n-butane is given below. H CH3 n-butane H CH3 Draw the highest energy...

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Q: An unknown containing 93.2 mg of analyte per liter was spiked with an additional 80.0 mg/L. Analysis...

A: Percentage spike recovery: it is calculated by using following formula, Formula is:

Q: The drinking water in Saplingville was found to contain 12 ppb (parts per billionof lead. What is th...

A: Given : concentration of lead in ppb = 12 ppb  Assuming 1 Kg of solution i.e 1000 g.  

Q: Which compound in the picture attached has a dipole moment?

A: The dipole moment is the electric dipole which is present in the molecule which has equal and opposi...

Q: Draw the structures of the monomers of the following polymers :(i) Polythene(ii) PVC(iii) Teflon

A: Monomer: A molecule is considered as monomer when this molecule bonds with another identical molecul...

Q: Isodihydrohistrionicotoxin, shown below, is a toxin found in the skins of poison dart frogs from Sou...

A: There are 4 valence electrons in carbon atom. Hence carbon atoms makes 4 bonds in total to complete ...

Q: Polyisobutylene is one of the components of butyl rubber used for making inner tubes. Give the struc...

A: A polymer is a large molecule built with a small number of identical repeating units together called...

Q: Please

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and s...

Q: Draw TGA curves and also mentioned the loss of products for polyvinyl alcohol?

A: Thermal degradation of polyvinyl alcohol is studies in both solid and moleten state.  

Q: A compound of molar mass 177 g/mol contains only carbon, hydrogen, bromine, and oxygen. Analysis rev...

A: Assume hydrogen mass as x g and carbon mass as 8x g. The formula mass is calculated as follows, N1 ...

Q: For each of the following processes, indicate whether the signs of ∆S and ∆H are expected to be posi...

A: The process of evaporation of ethyl alcohol involves the conversion of liquid state to the gaseous s...

Q: i need answers for 7 and 8 please.  thank you

A: In the given question, the species which is a molecule but not a compound has to be selected. The mo...

Q: € Name the fouowing compounds NH, C! Si BG Mnz (6os)s Covalent - compound roith 2 non - metals jonic...

A: Hello. Since your question has multiple parts, we will solve first question for you. If you want rem...

Q: 1. Give equations for the preparation of methane by two other methods.2. Calculate the volume of air...

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

Q: For calculating density(d=m/v) , does the mass include the mass of the cylinder before the substance...

A: Density of any substance is defined as the mass of substance present per unit of its volume. Hence t...

Q: Chemistry Question

A: The boiling point of a substance depends upon the strength of the intermolecular forces present with...

Q: Identify three sources of particulate matter found in air. Explain the difference betweenPM2.5 and P...

A: Particulate matter include finely divided solid or liquid such as dust,fly ash,soot ,smoke, aerosol,...

Q: The solubility of silver chromate (Ag2CrO4) in 500 mL of water at 25°C is 0.0129 g. Calculate its so...

A: Given, mass of silver chromate  = 0.0129 g           volume of water = 500 mL = 0.500 L and , molar ...

Q: Draw a structure for each of the 1-bromo-4-chloro-2-nitrobenzene:

A: GIVEN: IUPAC name: 1-bromo-4-chloro-2-nitrobenzene  

Q: A household receives a $145 electricity bill. The cost of electricity is $0.120/kWh. How much energy...

A: Given, total electricity bill = $145           cost of electricity = $0.120/kWh Now, total energy co...

Q: Chemistry Question

A: The equation given to calculate the activity coefficient of any ion is  and γDavies = Activity coef...

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A: Percent by mass concentration of a substance is defined as the ratio of the mass of that substance i...

Q: Draw curly arrows on the resonance forms on the left of each pair shown in the attached picture to i...

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