-OC(CH)3

Q: How can I calculate the concentration from a GC/MS chromatogram which is having retention time and p...

A: GC-MS chromatography also called the gas chromatography mass spectrometry is an analytical tool to i...

Q: Write a balanced equation describing each of the following chemical reactions.(a) Solid potassium ch...

A:   (a)

Q: The study of sulfur-nitrogen compounds is an active area of chemical research, made more so by the d...

A: First determine the moles of sulfur. Given mass of sulfur is 2.288g. Then determine the moles of ni...

Q: Describe how the potential energy of uranium is converted into electrical energy in a nuclear power ...

A: The heat produced from the nuclear fission reaction is carried by nuclear reactor coolant and send t...

Q: A liquid has a ΔH(vap)° of 35.5 kJ/mol and a boiling point of 122°C at 1.00 atm. What is its ...

A: Clausius clapeyron equation gives the relation between pressure and temperature when equilibrium is ...

Q: Show how the m-hydroxybenzoic acid can be synthesized from benzene:

A: m-hydroxybenzoic acid: IUPAC name of m-hydroxybenzoic acid is 3- hydroxybenzoic acid. Naturally it ...

Q: Explain why [1,3] sigmatropic migrations of hydrogen cannot occur under thermal conditions, but [1,3...

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Q: Examination of the first few successive ionization energies for a given element usually reveals a la...

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Q: According to the balanced reaction below, calculate the moles of NH3 that form when 4.2 mol of N2H4 ...

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Q: How does the Henderson Hadeelbalch equation prove that the pka of a weak acid is equal to the pH of ...

A: The equilibrium reaction between the weak acid (HA) and its conjugate base(A-) forms a buffer soluti...

Q: Name ionic compound. KF

A: In ionic compounds there is a bond between cation and anion.  Tendency of metals to lose electrons g...

Q: Concentrated hydrochloric acid (HCl), or muriatic acid as it is called in industry, is available in ...

A: pH of a solution can be calculated if the concentration of the hydronium ion is known.  The pH is ca...

Q: This is an example of what type of reaction?

A: 12. Halogenation is a chemical reaction between a substance and halogen. The product of halogenation...

Q: electric current? 1. Why does an ionic compound conduct an electric current when the compound is mel...

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: picture of issue

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Q: Lead(II) nitrate and ammonium iodide react to form lead(II) iodide and ammonium nitrate according to...

A: The volume of a 0.430 M NH4I solution is required to react with 133 mL of a 0.580 M Pb(NO3)2 solutio...

Q: 5.00Mm to m

A: given: 5.00 mm  we have to convert milimeter to meter. now, 1000 mm = 1 m now we have to divide the ...

Q: Diamond is one form of elemental carbon. An engagement ring contains a diamond weighing 1.25 carats ...

A: The mass of 1.0 g is equal to 1000 mg. The mass of diamond in g is calculated as shown below.

Q: Liquid water turns to ice. Is this process endothermic or exothermic? Explain what is occurring usin...

A: During the course of reaction , if heat is absorbed by the system  than reaction is endothermic . If...

Q: Write the chemical equation and the Kb expression for the reaction of each of the following bases wi...

A: Given reaction,               Formate ion, CHO2- with water

Q: Calculate the equilibrium constant for the acid–base reaction between the reactants in each of the f...

A: Acid dissociation constant Ka, represents how strong the acid is in a solution. The strength of aci...

Q: What is the concentration of 0.2074 g of calcium hydroxide that was added to 40 mL of water?

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Q: Carbon dioxide dissolves in water according to the equations:CO2( g) + H2O(l )<----->H2CO3(aq)...

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Q: Rank the following bonds from least polar to most polar: N-Cl C-N C-O

A: Polarity of any bond depends on the electronegativity difference between the atoms. More is the elec...

Q: Give the IUPAC name of the following compounds: letter d to f

A: The naming of the organic compounds is done according to the rules proposed by International Union o...

Q: A chemist wishes to mix a solution that is12​% acid. She has on hand 8 liters of a 8​% acid solution...

A: Given: 8 litres of 8% acid solution is added to some 16% acid solution to get the desired 12% acid s...

Q: One solution has a freezing point of -4 C and the other solution has a freezing point of -2 C which ...

A: Properties of a solution which depends upon the no of solute particles present in it is called colli...

Q: Consider the compounds below: i) CH3CHO Cii) CH3CH2CN (a) Draw complete Lewis structures for each co...

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Q: The following entries are found in a table of standard clectrode potentials: 1,(5) + 2e = 21- 1,(aq)...

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

Q: Use the VSEPR method to predict the structure of the CS2 molecule.

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Q: answer all parts.

A: a)  Given: Mass of Fluorite = 92.03 g Mass of Calcium = 47.12 g To calculate: The mass of Fluorine i...

Q: (a) Calculate the half-cell potential for the reaction O2(g) + 4 H3O* (aq) + 4 e¯ → 6 H;0(€) at pH 7...

A: Standard electrode potential is the “potential that is measured by taking SHE on the other side”. Th...

Q: For each of the following atoms or ions, state the totalnumber of electrons, the number of valence e...

A: a) The atomic number of Ra2+ is 88. Thus, it should have 88 electrons but, total number of electrons...

Q: An iron nail with a mass of 12 g absorbs 17 J of heat. • Part A If the nail was initially at 28 °C, ...

A: The final temperature of the iron nail is to be determined (in 2 significant figures) using the give...

Q: Hi! I am having trouble with these questions and really need assistance on them, thank you so much!

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

Q: Cold packs (like the kind used by athletes to treat sprains and other minor injuries) rely on the fa...

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Q: U238 has a very long half life and decays through a series of daughter products ending with a stable...

A: As 92U238 has very long Half life and the daughter isotope lead is the last isotope. Daughter elemen...

Q: How is alkyne prepared by Kolbe’s method?

A: Alkyne is referred to any chain of unsaturated hydrocarbons having triple bonds such as acetylene.

Q: Are E,Z isomers possible in limonene?

A: Given:

Q: Identify the following type of biomolecule or biopolymer. Pay attention to whether it is a signle bi...

A: In a biopolymer, several monomeric units form covalent bonds with one another to form large molecula...

Q: Explain the difference between an ionic bond and a covalent bond.

A: Ionic bond:

Q: For conjugate acid-base pair, identify the first species as an acid or a base and the second species...

A: Any substance that has a tendency to donate protons are termed as an acid and the species formed by ...

Q: Is the rate of disappearance of reactants always the same as the rate of appearance of products?

A: Rate of a reaction is the change (∆) in concentration, C of reactants (R) or products (P) per unit t...

Q: Determine the number of atoms of O in 7.23 moles of Na₂SO₄. -don't prematurely round

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Q: 1. What limitations are encountered in the application of sublimation as a general method of purific...

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: Hi! I'm having difficulty with question 3, thank you.

A: 3) Given : mass of gold nugget = 0.00320 g