Question 25 Which of the following statements is CORRECT? Select one: O a. Alpha and beta particles penetrate into matter equally. O b. Gamma radiation penetrates into matter deeper than alpha particles. Beta particles and gamma radiation penetrate into matter equally. Od. Alpha particles penetrate into matter deeper than beta particles.

Q: 42.6 g Cu are combined with 84.0 g of HNO3 according to the reaction:   3 Cu + 8 HNO3 → 3 Cu(NO3)2…

A: The given chemical reaction is  3 Cu + 8 HNO3 → 3 Cu(NO3)2 + 2 NO + 4 H2O 42.6 g Cu are combined…

Q: When the system A + B ---- C + D is at equilibrium, neither the forward nor the reverse reaction has…

A: The given statement is  When the system A + B ↔ C + D is at equilibrium,  neither the forward nor…

Q: The isotopic mass of 33P is 32.971726 amu. 15 Determine its binding energy (in MeV) per nucleon.…

A: Given-> Isotopic mass = 32.971726 amu

Q: a. For the following unbalanced equation, indicate how many moles of the second reactant would be…

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Q: 4) If the classification of the chromatography run is a reverse-phase chromatography, discuss the…

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Q: In Fourier's law, the conduction heat flux is: Constant A scalar A vector A tensor A cross product

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Q: How many grams of Silver carbonate are required for 540 mL of its saturated solution? Its Ksp is 8.1…

A: Volume = 540 ml = 0.540 L (1L = 1000ml) Ksp = 8.1 × 10-12  Molar mass = 275.75 g/mole

Q: Question 6 Not yet answered Flag question Which of the following statements is TRUE? Select one: a.…

A: a) since ammonia does NOT contain hydroxide ions, i.e. its chemical formula is NH3 , it does not…

Q: Name the following molecule according to the IUPAC (International Union of Pure and Applied…

A: For IUPAC nomenclature, first the longest carbon chain has to be determined. The longest carbon…

Q: H3C NH₂ Include all valence lone pairs in your answer. • In cases where there is more than one…

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Q: t6

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Q: Solution formation between hexane CH3(CH₂)4CH3 and octane CH3(CH₂)6CH3 is governed by which kind of…

A: Dipole-dipole forces are attractive forces that occur between the positive end of one polar molecule…

Q: Choose the word from the word bank below that best matches each statement. Constant Equilibrium…

A: Fill in the blanks.

Q: .NH₂ NH₂ + HCO2H Δ

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Q: In any manufacturing process , reaction monitoring ensures that a chemical reaction proceeds as…

A: A question based on kinetics of reactions in solution that is to be accomplished.

Q: Consider the equilibrium: C(s) + CO2(g) ⇄ 2CO(g) When this system is at equilibrium at 700°C in a…

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Q: Calculate the molarity of 0.950 mol of Na₂S in 1.55 L of solution. molarity: Calculate the molarity…

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Q: 2. A mixture containing only BaSO4 (FW 233.38) and CaSO4 (FW 136.14) contains one half as much Ba2+…

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Q: Keq values of forward and reverse reactions are reciprocal of one another. The Keq at 100°C of…

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Q: Draw a second resonance form for the structure shown below. CH3 H₂C H • Include all valence lone…

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Q: What would be the [H3O+] for a soda found to have a [OH-] of 1.26 x 10-¹3 mol/L? Is the solution…

A: Given concentration of OH- ion, [OH-] =1.26×10-13 moles/L concentration of H3O+ ion, [H3O+] =…

Q: 23. In the three-step synthesis below, at least one of the steps would fail as shown. For each step,…

A: Na2Cr2O7 + H2SO4 Oxidized both primary and secondary alcohol.

Q: Provide a structure that is consistent with the data: molecular formula C6H10. 1H NMR: 2.0 ppm (1H,…

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Q: Identify the molecules or ions below as Lewis acids, Lewis bases, or neither. If there is more than…

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Q: 9 FOR A THERMODYNAMIC CYCLE TO BE REVERSIBLE, THE FOLLOWING MUST BE SATISFIED: For a thermodynamic…

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Q: 1. For the reaction at 25° C, find AG and determine what type of reaction/process takes place. a.…

A: If the value of ∆Go for the reaction is negative then, the reaction is spontaneous and…

Q: 31. SYNTHESIS! Devise two multistep syntheses the same target compound. Limitations: One synthesis…

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Q: The addition of which two reagents are also necessary to initiate the polymerization (gel formation)

A: The initiation is the formation of Radical.

Q: What mode of chromatographic separation (RPLC, NPLC, HILIC, SEC, IEX) is best used for Analysis of…

A: a). HILIC. Because there will be occuring hydrophilic intraction chromatography also it can partly…

Q: Calculate the pH at 25 °C of a 0.26M solution of potassium acetate (KCH₂CO₂). Note that acetic acid…

A: Concentration of KCH3CO2 = 0.26 M pKa of HCH3CO2 = 4.76

Q: 3. Which atoms in the following reaction undergo changes in oxidation state? Which one is oxidized…

A: Oxidation occurs when a reactant loses electrons during the reaction. Reduction occurs when a…

Q: Hd 10.0 mL of a weak monoprotic acid is titrated with 0.100 M NaOH and the pH is measured. The…

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Q: A mixture containing only BaO (FW 153.33) and CaO (FW 56.08) weighs 2.00g. The oxides are converted…

A: Suppose the mixture contains "X" g BaO and "(2.00-X)" g CaO. moles of BaO in the mixture = massmolar…

Q: Considering pure solid substances, which of the following statements is INCORRECT? Select one: O a.…

A: Ionic compounds have much high melting point as compared to the molecular compounds. Ionic bonds are…

Q: Absorbance Absorbance 1.5 1.0 0.5 0.0 1.5- 1.0 0.5 0.0 50 50 STANDARDS 100 Diet Sodas 100 Caffeine…

A: We have find out Which of the diet sodas have the lowest concentration of aspartame and Which…

Q: Name the following compounds: (a) CH3 (b) CH3CH₂CHSH CH3 SH CH3 CH3CCH₂CHCH₂CHCH3 CH3 (c) SH

A: a) IUPAC name of this compound is :- 1-Methyl -1- propanethiol . In this compound one methyl group…

Q: Using standard reduction potentials from the ALEKS Data tab, calculate the standard reaction free…

A: The solution of the given question is

Q: The rate law of the overall reaction is k[A][B]0. Which of the following will not increase the rate…

A: 10. Option B  is correct as the reaction is of 0 order with respect to reactant B so increasing…

Q: Two gases .I' and I are found in the atmosphere in only trace amounts because they decompose…

A: Solutions  A)  yes B)  4.7 hours

Q: Choose the word from the word bank below that best matches each statement.

A: 6.when writing an endothermic reaction,heat energy is stated as a increase 7.The double headed arrow…

Q: Write three (3) things in your mind when you heard chromatography?

A: Given  Experiment: Chromatography Chromatography is the analytical technique used to isolate the…

Q: could be the factors that contribute to the inaccuracy of the modified spectrophotometric set

A: There are 3 factors that are responsible to the inaccuracy of the modified spectrophotometric…

Q: a) Sodium carbonate, Na₂CO3 (105.9888 g/mol) has been widely applied in many chemical processes such…

A: Given data : % w/w NaOH = 10 % Density of NaOH solution = 1.1029 g/mL Molar mass of NaOH = 40 g/mol

Q: The rate law of the reaction NO2 + CO → NO + CO2 is R = k1 [NO2]^2 TRUE OR FALSE?

A: If a chemical reaction proceeds more than one step then the rate of reaction can determine by a slow…

Q: Assign Z and E configurations to these compounds. O HO HO O CI

A: Assign Z or E configuration of the following---

Q: [References] Draw a second resonance form for the structure shown below. :N=N=Ô: . Include all…

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Q: 77 78 79 80 81 Ir Pt Au Hg TI Iridium Platinum Gold Mercury Thallium 192.22 195.08 196.97 200.59…

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Q: HS SH OH H₂, Raney Ni

A: 1. Epoxidation of alkene with m-CPBA (meta Chloroperbenzoic acid): gives an epoxide

Q: What is the mass in grams of KBr in 0.400 L of a 0.350 M solution?

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Q: 1) Which of the diet sodas have the highest concentration of caffeine? Which standard best reflects…

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