Which of the toilowing nucides would you epect to be radoactive Fe.Co.h eyadu Check al that apply Co O mercury 202 O adium-220 Submit Prev Aera etn

Q: Complete the following nuclear equation and identify X. Oxygen-20 ----> Fluorine-20 +X

A: Here given---- Mass number of oxygen is 20 and atomic number of oxygen is 8. Mass number of fluorine…

Q: At what Celsius temperature will 2.7 mol of a gas occupy a 30.0 L container at 2.6 atm. (Remember to…

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Q: Give the correct IUPAC name for the following compound. For alkenes, when appropriate, indicate…

A: 1. Select the principle carbon chain 2. Numbering 3. Naming (prefix + word root + suffix)

Q: ta 17 La carga nuclear efectiva de un átomo es principalmente afectada por: ponder Seleccione una: a…

A: The correct answer is -  electrones internos (inner electrons)   Explanation - - > The effective…

Q: Give the clear handwritten answer with explanation...give the mechanism of sub parts  given bleow…

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Q: The chemical environment of protons can be deduced from their chemical shifts. What are the relative…

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Q: How many moles of NO(g) can be produced in the reaction of 3.00 mol NH,(g) and 4.00 mol O,(g)?…

A: Limiting reactant :- A reactant which is present in lesser number of moles than required as per…

Q: 2 Co(g), what is the effect of adding O, 5. Given the reaction 2 CO(g) + 0,(g) (g) to a…

A: According to le chatlier principle: If any changes occurs in equilibrium mixture, the equilibrium is…

Q: What are the ole fractions of hydrochloric acid, HCl and water in a 20% aqueous HCl solution?

A: Given: (w/w)% of HCl solution = 20% Known: Molar mass of H2O = 18 g/mol Molar mass of HCl = 36.5…

Q: The vapor pressure of the liquid CaH10 is measured at different temperatures. The following vapor…

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Q: Calculate the Molarity of 2.12 g of potassium bromide, KBr, in 458 ml of solution.

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Q: If a chemical reaction has AH°298 = -67.1 kJ and AS° = - .0908 kJ/K, what %3D is AG°298 (in kJ)? O…

A: In this a multiple questions, so I will solved first question for you in details solution and…

Q: The pH of an acidic solution is 5.23. What is [H+]?

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Q: Draw a complete structural formula for the model

A: In this question we have to  draw structural formula of the given model.

Q: Consider an ideal diatomic gas in a piston, at T = 22.7°C and atmospheric pressure (1.01 x 105 Pa)…

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Q: A solution of NaOH has a pH of 9.52. What is its pOH, [H3O'], and [OH-] at 25?

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Q: t the geometries of PCI, using the VSSPR method with the following step: ) Draw the skeletal…

A: Predicting the geometry of molecule according to VSEPR theory.  The valence electrons in PCl5 = 5 +…

Q: BaSO, precipitated from a 1.800 g sample was contaminated with 9.4 mg of Ferrous sulfate and weighed…

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Q: 9) Draw the condensed structural formula of the ester product for the esterification of the…

A: In this question, we have to draw the condensed structure formula of the ester product formed and…

Q: What are the empirical formulas of the following chemical compounds 1. Hexane 2. 3-ethylhexane 3.…

A: We have to predict the empirical formula.

Q: These equilibrium constant are measured in the reaction below at 300 K: [Cu)e = 0.148 M, [Sn ]=…

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Q: Doc Jill wants to determine the Λ0 of a weak acid she isolated called Xcitingpartic acid (HXp). She…

A: Answer: When a weak acid will be added in water, its partial ionization takes place and due to…

Q: Was the polystyrene polymer below formed from heed-to-tail or head-to-head acid-driven stepwine…

A: To determine whether the given polymers have head to tail or head to head stepwise polymer growth.

Q: Calculate the potential (in V) of a zinc electrode immersed in 0.0200 M in NaOH and saturated with…

A: In this question we will find the potential of a zinc electrode in Volts(V). We are given  E° of…

Q: Explain why order of operations in this synthesis is important. What product would you form instead…

A: HNO3, H2SO4 is nitrating mixture (adds -NO2 on benzene)  Br2, FeBr3 (adds -Br atom on benzene ring)…

Q: A 25.6 mL sample of H2 gas was collected from an experiment at 0.920 atm and 22.7 °C. How many moles…

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Q: Nitriles are typically hydrolyzed to form what class of compounds? 2) what must one keep in mind…

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Q: A 1.5 volt D-cell battery can provide a total energy equal to 40000 J. If a current of I = 1.10 A…

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Q: 3) H2SO4, A 2) H20 OH

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Q: After heating a 1.095 gram sample of potassium chlorate, KCIO3, the final mass of the residue was…

A: Given, mass of sample of potassium chlorate (KClO3) = 1.095 g The final mass of the residue = 0.682…

Q: A 1.250 g sample of bauxite (the primary ore of aluminum) was analyzed for aluminum. The sample was…

A: Given: Weight of sample of bauxite = 1.250 g Mass of Al2O3 recovered =0.2890 g Mass of Ash = 0.0007…

Q: 2. Consider the reaction: NH Ga) + 2NO2 (aq) → N2) + 2H2O Rate = k[NH4*[NO2] Which of the following…

A: Rate of reaction :-  The increase in concentration products with time or decrease in concentration…

Q: 2. Classify the following as primary, secondary or tertiary alcohol a. CH;CH,CH,CH, OH с. ОН b. OH…

A: Alcohols are classified as primary, secondary and tertiary on the basis of the degree of…

Q: QUESTION 24 Indicate if the folloing statement is true or false about N-ethyl-1 hexamine. It is a…

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Q: What is the final temperature of a piece of 0.0438 kg of aluminum after the addition of 1046 J of…

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Q: 12. The depression of freezing point equation is

A: ★ Answer : The depression of freezing point equation is : ∆Tf = Kf × m   Where, ∆Tf → depression of…

Q: Excess A(g) is placed in a vacuum vessel with a certain volume at 298 K and pa = 53.33 kPa. A does…

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Q: (a) NaOEt heat (b) Br heat Br NaCN DMF (d) dil HCI

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Q: Select one of the following redox reactions that is beneficial to humans. Explain. A. Photosynthesis…

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Q: Question #4 - Show how cyclobutane carboxylic acid can be prepared using the malonic ester…

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Q: write half equations for the following conversions and state whether the conversion is an oxidation…

A: Given,  a) H2O2 to O2 b)H2O2 to H2O The half reactions is:

Q: You wish to construct an electrochemical cell from the following half- reactions: Ag* (ag) + e -->…

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

Q: Describe how you would prepare 2.00 L of 0.150 M perchloric acid from a concentrated solution that…

A: Number of moles of solute = Molarity of solution x volume of solution in L % w/w concentration of…

Q: General Formula by the repulsions between electrons in the valence shell of the atom. Unbonded…

A: In this question, we have to fill the table related to VSEPR theory.

Q: 5. Predict the geometries of NF, using the VSSPR method with the following steps Step 1) Draw the…

A: The ammonium cation is a positively charged polyatomic ion with the chemical formula NH4+. It is…

Q: Fumaric acid is  quite common in the plant world and is added to many foods due to its acidity and…

A: Given,  C4H4O4(aq)   + 2NaOH(aq) --> Na2C4H2O4(aq) +2 H2O(l) The molarity of NaOH = 0.09973 M…

Q: Give a clear handwritten answer with explanation....

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Q: Determine if the composition of potassium chlorate (KCIO3) is spontaneous or not. KCIO3 (s) > KClo3…

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Q: write down adetaled mechanism fer the fllowing? otH H*

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Q: For the following molecule, indicate the number of valence electron, the electron geometry, the…

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Mass Spectrometry

This process is an instrumental method in which a sample is changed to fast moving positive ions by electron bombardment. The charged particles vary due to their different mass to charge ratio and are estimated with the help of this difference. It is also called mass spectroscopy.