How can we write the correct symbol with the mass number and atomic number?

Q: H3C-C C-H + H₂O 1 M HNO3 H₂C=CH₂ OH H₂C-CH3 --Ch explain why the following reaction would not work…

A: HNO3 is a powerful oxidising agent so it oxidises alkenes to the carboxylic acid not to the ketone.

Q: Complete the following operations and write your answer with the correct number of significant…

A: Complete the following operations and write your answer with the correct number of significant…

Q: For n = 3, what are the possible values of l ? answer choices a. 0, 1, 2 b. 1, 2 c. 1, 2, 3 d. 0, 1…

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Q: Which of the following is the correct balanced half equation for the oxidation reaction in the…

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Q: lly occurring compound that contributes to the characteristic odor of semen. Cla ary, secondary, or…

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Q: H. :: I 0:0 :: 2

A: Basic concepts of reagents in organic synthesis.

Q: hot-air balloon initially holds 4.5 x 104 moles of gas in 1.1 x 106 L of volume at constant pressure…

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Q: Balance the following by redox reaction: Indicate the reducing agent and the oxidizing agent. Fe+2…

A: Balancing of redox reaction means the number of individual atoms in the product side must be equal…

Q: A copy of your chemistry textbook is found to have a mass of 2.52 x 10³ grams. Using unit analysis,…

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Q: 1. 2. H₂C 1. H₂C-0 + 2. Li a Proton transfer b = Lewis acid/base c = Radical chain substitution d =…

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Q: 6) 7) 8) 9) 10) CF4 + HCN + GaF3 + SrS + Br2 → CBr4 + CUSO4 → Cs → PtF2 → N₂ + H₂ → - - - CSF +…

A: 6) The given equation is----- CF4 + Br2 -------> CBr4 + F2 The balanced equation is---- CF4 +…

Q: Exercise 1. The quantity of charge, Q, in coulombs passing through an electrical circuit is Q = lxt…

A: Calculate passing  the total charge through circuit

Q: Calculate the number of collisions per second and the mean free path between HI molecules at 300. K…

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Q: Design a synthesis for each of the following target compounds, starting from the starting…

A: To get the target molecule we need the following reactions 1. Oxidation of alcohol to carbonyl…

Q: Find the point groups of the following shapes, interpreting (a) as a square and (b)-(p) as…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three subparts…

Q: What kind of intermolecular forces act between a zinc cation and a dichlorine monoxide molecule?…

A: The attraction forces between the different molecules are known as intermolecular forces. In general…

Q: A solution of an unknown compound has a concentration of 35.8 % by mass. How many moles are present…

A: Given -> % by mass of compound = 35.8%  Weight of solution= 3.438 kg =3.438 × 1000 gm  = 3438 gm…

Q: What was the distance (in cm) traveled by the SAMPLE A in the TLC below: 10 9 8 7 6 5 D 3 2 1 0…

A: TLC :-  Thin - layer chromatography is a methods, whose distinguishing experimental characteristic…

Q: 11) Diego is saving turtles from a plastic net and must swim across 1.403 x 1034 molecules of water.…

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Q: How many moles of hydrogen are there in 5 mol of H₂O? 10 mol H 20 mol H 5 mol H 2 mol H 1 mol H

A: Each H2O molecule has two hydrogen atoms and one oxygen atom.

Q: The selenium content in soil can be determined fluora

A: Given: To Calculate:  weight percent Se in the soil and the absolute uncertainty in the weight…

Q: A laser pulse at 437 nm contains 6.30 mJ of energy. How many photons are in the laser pulse? Use 3…

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Q: Q1/ The ideal gas equation of state is given by: PV = nRT Where: P is the pressure (atm). V is the…

A: Given: Temperature = 298 K moles of CO2 = 3 moles a = 3.5924 L2.atm/mol2 b = 0.04267 L/mol

Q: According to the following pKa values listed for a set of acids, which would lead to the strongest…

A: pKa is the negative logarithm of acid dissociation constant Ka of base ten .The mathematical…

Q: How many moles of atoms is in this elemental sample? 1.1×1022 Ag atoms

A: Given, Number of atoms of Ag = 1.1×1022 atoms Moles of Ag atoms = ? Note: Avogadro's number = 6.022…

Q: 5. Solvolysis of bromomethylcyclopentane in methanol gives a complex product mixture of the…

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Q: Chemistry Determine the R/S configuration of each chiral center for every molecule. Then identify…

A: Chiral centers are the carbon atoms with which four different groups are attached. Given are the…

Q: What is the oxidation number of phosphorus in POCI3? VD] ΑΣΦ ?

A: The oxidation number of an atom in a molecule is the number of electrons that atom either gains or…

Q: Consider a hypothetical chemical reaction: A+B C + D (In this equation A, B, C and D stand for some…

A: Given hypothetical chemical reaction is  A+B-----------> C+D  The energy of the reactants= 100 kJ…

Q: 11) 12) 13) 14) 15) LIF + Pb(OH)2 + GaBr3 + CH4 + Li3PO4 + Br₂ → LiBr + HCI → _F₂ H₂O + Na2CO3 ) _…

A: To balance a chemical reaction we must have to balance the number of every atoms in both side i.e…

Q: A 16 oz beverage that contains 28 g of sucrose (sugar) has a sucrose concentration in molarity of…

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Q: How many grams are there in 4.50 moles of Ba (NO₂)2 ? Barium 1x137.33 Nitrogen IX 14.01 Oxygen 4X…

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Q: 1. Predict the crystal field splitting diagrams for the following coordination compounds. Provide a…

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Q: Below is the given data to plot the titration curve Ka = 1.78 x 10^-5 V= 50.00 mL Concentration of…

A: pKa = - log Ka  for weak acid pH = 12(pKa-logC) for salt hydrolysis: pH = 12[pKw + pKa + log C]

Q: 1. Balance this redox equation. Answer only using the lowest whole number coefficients (i.e. 0, 1,…

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Q: O Macmillan Learning Give the systematic name of each of the following compounds. FeCl,: Iron…

A: In the naming of inorganic compounds the cation (metal) is always named first with its name…

Q: Hydrocarbons are compounds that are composed of carbon and hydrogen. Which statement does the law of…

A: As above defined that hydrocarbons are compounds that consist of carbon and hydrogens. On the basis…

Q: ercentage by mass of a solution? A. The mass of the evaporating dish and sample O B. The mass of the…

A: The mass per cent formula is described as the grams of solute dissolved per grams of solution,…

Q: Calculate the de Broglie wavelength of an electron travelling with a speed of 2.35 x 10 m/s. 5.14x10…

A: The de Broglie wave length of an electron is given by---- λ = h / mv Where---- λ = de Broglie wave…

Q: 4. When the following compound is heated in methanol, several different products are formed as shown…

A: Given in following question a reaction draw a machenism these reaction when given compound heated in…

Q: Write a short notes on application of neutron diffraction.

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Q: What comes out of the tubing when the water boils? Define boiling point. What do you observe on the…

A: To provide the observation of an experiment involving the conversion of liquid to gas. The…

Q: 5 additional forms

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Q: Dehydration synthesis vs hydrolysis (which adds H2O to the complex and which process removes H2O)

A: Dehydration synthesis and hydrolysis are given. Both dehydration synthesis and hydrolysis are…

Q: What is the whole number coefficient of O₂ when the equation for the combustion of C8H18 is…

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Q: What is the ratio of molecules in the J = 9 rotational state relative to the J = 13 state at 500 K…

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Q: 120 g of oxygen gas, in the form of O2, is initially at a temperature of 12.00 C. If the gas…

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Q: 50.0 g of N2O4 is introduced into an evacuated 2.00 L vessel and allowed to come to equilibrium with…

A: mass of N2O4 = 50.0 g  molar mass of N2O4 = 92.0 g/mol moles of N2O4 = 50.0 g /92.0 g/mol = 0.543…

Q: Select the structure(s) that are NOT valid resonance structures of the molecule below. 9 none are…

A: The molecule given is known as acetyl chloride, CH3COCl.

Q: B. Consider the reaction, which takes place at a certain elevated temperature CO(g) + NH3(g) =…

A: Given-> CO(g) + NH3(g) <------> HCONH2(g) , Kc = 0.660  Initial amount of CO = 1.00 M…

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.