Equality: 1 m mm Conversion factors: and mm mm 1 cm mm %3D Equality: cm and mm Conversion factors: mm cm II

Q: unknown base with hydrochloric A mixture of an acid concentration was 0.01 normal, and the volume of...

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Q: 23A 0.20 g sample of primary standard Na2C204 (134 g/mol) needed 37.22 mL of of KMNO4 solution to re...

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Q: Equation Balanced Equation Number Ba(OH), (aq) + H,(g) NH,CI(s) 41, (s) + H, S(g) + 4 H, O(1) 1 Ba(s...

A: Answer:

Q: 0.2 0.5×10-4 1x10-4 1.5x10-4 2x10-4 [Fe(SCN2+)]equ, (M) y = 4.26442 × 103 x + 0.0202852 R2 = 0.99990...

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Q: Rate dr Reatin tab mg + Itch toble 1: volume of gos produced In 3 cm strip mgt 5o-o ML ItCL gus, O E...

A: In the reaction between magnesium and hydrochloric acid, the salt magnesium chloride is produced whi...

Q: 13.95589 183015g 17.64589 T6.99497 2.

A: Answer:

Q: Which causes the system below, at equilibrium, to shift to the reactant side?, 2 Cro,eg) + 2H (aq) e...

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Q: Look at the structural formula of the organic compounds below, name them and give a detailed analysi...

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Q: 1. Classify the type of intermolecular interaction between the following molecules? Briefly explain ...

A: The answer is as follows:  

Q: Consider the following data on some weak acids and weak bases: acid base K. name formula name formul...

A: From the data of ka and kb we can predict the ph of the solution, the salt formed by the weak acid b...

Q: If Jotaro Kujo measured the amount of current that passes through a sample to measure the amount of ...

A: Volumetric method is used to determine the the amount of substance by measuring the volume of analyt...

Q: How many grams of Ag2CO3 will precipitate when excess Na2CO3 solution is added to 41.0 mL of 0.744 M...

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Q: The concentration of hydroxide ion in an aqueous solution at 25°C is 3.9 × 10⁻⁴ M. What is the conce...

A: Given :  Temperature = 25 °C  [OH-] = 3.9 x 10-4 M   

Q: ZnSO4 + Li,CO3 > ZnCO3 + LizSO4

A: Since you have asked multiparts, we will solve the first three subparts for you. If you want any spe...

Q: Using temperature data from the experimental runs a graph is created plotting lnk versus 1/T where T...

A: This can be explain by Arrhenius equation. see below

Q: 1) Give the IUPAC names for the following unsaturated hydrocarbons CH a) b) CH CH CH c) CH-CH1

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Q: Draw the structures of the chief product formed when the following alcohols are dehydrated to alkene...

A: the structures of the chief product formed when the following alcohols are dehydrated to alkenes are...

Q: Acid-Base & Redox Titration a. Calculate the volume in mL of a 1.420 M sodium hydroxide solution req...

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Q: 2,2-dimethylbutane

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Q: (c) A metal has six naturally occurring isotopes. The isotopes, their fractions, and their atomic we...

A: isotopes are elements which have same atomic number but different mass number. Here we are required ...

Q: Which is the stronger acid? A OR B? SEE THE PICTURE BELOW

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Q: For the following compounds identify and draw freehand structural isomers and/ or stereoisomers wher...

A: Isomers are the compounds having same molecular formula but different structural formula or differen...

Q: Based from the nitrogen test experiment, what is the test for nitrogen?

A: Analytical chemistry is branch of chemistry in which we deal with detection of element in organic co...

Q: An acetic acid buffer solution is based on the acid dissociation equilibrium of acetic acid, HO2CCH3...

A: Here we have to determine the appreciable amount of species present in aqueous acetic acid buffer so...

Q: What is the equation for for the mass percent of an element, what is it?

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Q: A. Classify the following molecules as polar or non-polar (write below the chemical formula in the f...

A: Here we have to explain whether the given compound ethy isopropyl ether is polar or nonpolar by usin...

Q: If the biochemist used SDS-Polyacrylamide Gel Electrophoresis , predict the correct order of migrati...

A: SDS-Page is used to separate a mixture of proteins having their mass in the range of 5 - 250 kDa. Pr...

Q: Given the Ellingham diagram, write the overall reaction if 2 Mg(s) + O2(g) -> 2 MgO(s) is coupled wi...

A: Given Ellingham diagram:

Q: Determine the electronegativity difference and the molecular polarity (P for polar and NP for nonpol...

A: If electronegativity is above 0.7 then the compound will be polar while if the difference is below 0...

Q: Using molecular models, construct the following molecules/polyatomic ions, and write their Lewis for...

A: For the given molecule and ion we have to tell :-  a) Molecule or ionb) # of valence electronsc) Lew...

Q: What volume of nitrogen monoxide is required to react with 141 liters of hydrogen gas according to t...

A: Given Reaction:-  NO(g) + H2(g) ----> N2(g) + H2O(l) 

Q: When propene reacts with gaseous hydrogen bromide, HBr, two products, 1-bromopropane and 2-bromoprop...

A: Alkene gives an electrophilic addition reaction with hydrogen halide to form an alkyl halide.

Q: rding to the following reaction, how many grams of potassium phosphate will be formed upon the compl...

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Q: A chemist needs 32.0 g of phenol, C6H5OH, for an experiment. How many moles of phenol is this?   E...

A: Number of mols =Weight in g molecular weight in g/mol Molecular weight is the sum of the atomic weig...

Q: Why and how does molecular geometry affect polarity and also solubility? Please explain thoroughly.

A: Molecular geometry determine the polarity and the polarity determines the solubility of a compound. ...

Q: po arrangement of electrons.. Using terms such as coulombic and exchange energies, determine the dif...

A: Different possible arrangements are shown :

Q: Rubbing alcohol is commonly used as an antiseptic for small cuts. It is sold as a 70% solution of is...

A: Solution is made up of two components. Solute and solvent. Component which is present in major amoun...

Q: What volume of oxygen gas is required to react completely with 0.721 mol of propane (C3H8) according...

A: Solution                                We know that  Balanced equation for combustion of propane:- ...

Q: mole fraction

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Q: Ammonia (NH, gas and oxygen (O gas react to form nitrogen (N,) gas and water (H,O) vapor. Suppose yo...

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Q: What do you expect to happen to the concentration of the sodium acetate salt formed when sodium hydr...

A: Concept - Sodium acetate, NaCH3COO, also termed as NaOAc. It is the sodium salt of acetic acid. It i...

Q: clearly explain what type of isomerism is being shown and how it arises. i) Br2C=CH2 ii) CH3CH2CH2...

A: positional isomerism, it is also called position isomerism - isomers have the same functional groups...

Q: What is the number of o bonds and n bonds in one molecule of this compound

A: If single bond present between the atom consider as a Sigma bond where as presence of double bond th...

Q: Identify the limiting reagent when 6.00 g HCI reacts with 5.00g Mg.

A: Limiting reagent: the reactant which is consumed first in the chemical reaction is called as limitin...

Q: A 22.5-g sample of ammonium carbonate contains __________ mol of ammonium ions.

A: Complete solution is given below in next step

Q: When a student mixes 3.9537g of NaHCO3 with excess HCI in a constant pressure calorimeter the temper...

A: To calculate the enthalpy change , we would first calculate heat of solution .  Then we would calula...

Q: Hi! Can you help me with these?  Assignment: Balance these problems and find the percentage of it. ...

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Q: You add hydrochloric acid slowly to the water and notices that the flask feels hot. What is the syst...

A: A question based on chemical thermodynamics that is to be accomplished.

Q: Fill up and identify the missing :

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Q: Calculate the volume of 0.10 M SnCl2 required to reduce the iron in a 0.50g simple that contains 20%...

A: Here we have to determine the volume of 0.1M SnCl2 needed to reduce 0.5 g of sample that contains 20...

Spectroanalytical Methods

Spectroanalytical methods measure the wavelength and intensity of radiations that are either emitted or absorbed by a molecular or atomic species. These methods are useful for evaluating the electronic or atomic arrangement of the molecules of a given analyte.