Which sample contains the greatest number of atoms. A sample of Kr that contains 9.54x1023 atoms or a 9.86 mole sample of Mn? The sample of Submit Answer contains the greatest number of atoms. Retry Entire Group 6 more group attempts remaining

Q: Use data to compute AG° for the following reaction. 2CIO2 (aq) + O2(g)→ 2CIO3¯(aq) AG°f (CIO2¯(aq))…

A: Given -> 2ClO2- (aq) + O2(g) ---> 2ClO3-(aq) ∆G°f(ClO2-(aq)) = 17 KJ/mole ∆G°f(ClO3-(aq)) = -3…

Q: 21. What must also be present in the Mix of starch and salt. 22. What can you infer about whethe…

A: 21. A potato battery is an electrochemical battery, in which chemical energy is converted to…

Q: 1mole of Fe was quenched from 1000°C to 0°C. Find AH. 912°C) 912°C)

A: The aim of this question is to explain the iron   a phase change, such as cooling from 1000°C to…

Q: In chemistry class, a student conducted an investigation about factors affecting the solubility of…

A: Introduction: The maximum amount of solute that dissolved in a given amount of solvent at a…

Q: Consider the reaction, Pbl₂(s) = Pb²+ (aq) + 21 (aq) Select the correct expression for [Pb2+], [1],…

A: s is the solubility in mole/litres.  Ksp is the solubility product.

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Q: Part A Zn (s) +Sn2+ (aq) →Zn+ (aq) + Sn (s) Express your answer as a chemical equation. Identify all…

A: Occurance of a given reaction can be predicted from the standard reduction potential value of metal…

Q: Ether Formation - Two alcohols will form an ether link by loss of water forming an ether product…

A: Given that, when alcohols are heated at 140°C in presence of H2SO4, they form ether. We have to tell…

Q: The overall reaction energy (gibbs enegy) is negative How could you explain the favorability of the…

A: From the relation,ΔG = ΔH - TΔS  we can write that,ΔrG = ΔrH - TΔrS   If the reactive Gibbs free…

Q: !!! +3751 pts /3800 Question 24 of 38 > Consider a general reaction enzyme A(aq) B(aq) Resources…

A: Step 1:     Step 2:   Step 3: Step 4:

Q: Where did the last phase of H3O+ come from? Because quenching work is needed to make it OH at the…

A: GIVEN:-

Q: Conversation Transcript   Boss:  Please sit down, Employee X.  I understand that you have been…

A: The reaction of sodium hydroxide with the gold(III) chloride solution is: AuCl3 + 3 NaOH → Au(OH)3 +…

Q: 200 172 kJ 160 155 kJ PE (kJ) 120 112 kJ 102 kJ 80 40 o- 40 kJ Reaction Progress

A: Chemical kinetics

Q: oxaloacetate + 2H* + 2e NAD* + H* + 2e NADH - malate E" = -0.17 V E" = -0.32 V Net reaction in the…

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Q: n Experiment 1 we measured the solubility in water of a readily soluble substance at different…

A: Answer - According to the question - From the data ΔoplosH0  - dHo is positive : so the dissolution…

Q: Chemistry Calculate how many moles of ATP can be made in standard conditions when 1 mole of protons…

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Q: k₁ ES ES k.₂₁ K₂ K3 K.2 EP→ E+ P

A: The total enzyme Eo is equal to the sum of the concentrations of free enzyme, substrate bound…

Q: For the reaction: 2A2B (aq) + C2(g) = 2 AB (g) + 2 AC (a C(aq) The thermodynamics values at 298 Kare…

A: •Given ∆H° and ∆S° value of respective compound is as follows:-

Q: 87 kJ 78 kJ 80 PE (kJ) 60 M 55 kJ 40 20- 20 kJ Reaction Progress 100 50 kJ

A: Here, there is no instruction what to do .I am just calculating the activation energy of the…

Q: cument Sharing r Settings in nature, one common strategy strategy to make thermodynamically…

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Q: In a study of the decomposition of nitrous oxide at 565 °C N,0g N(2) + % O;(2) the following data…

A: Rate of reaction: It is the rate of reaction in which the speed at which the reactants are changed…

Q: As discussed by Adeleye et al. (2015), what are the rationale for the following tablet…

A: When there is increase in compression force  disintegration time will increase or decrease depending…

Q: please highlight the correct answer

A: The natural log of the given values are provided below. Maximum size (kg) Base Metabolism…

Q: Show the complete process. At 3000K and 1 atm, CO2 is 40% dissociated into CO and 02. What will be…

A: The equilibrium constant for a gaseous reaction is expressed in terms of the ratio of the pressure…

Q: 200 160 PE (kJ) 120 80 155 kJ 40 40 kJ 112 kJ 172 kJ Reaction Progress 102 kJ

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Q: Consider the reaction: 3Cao(s) + 2Fe(s) - 3Ca(s) + Fe,03(s) Use data in the table below: Compound…

A: Given;

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.85 kg sample…

A: Molar heat capacity = q/n∆T q = heat absorbedn = number of moles of substance∆T = T2 - T1 T1 =…

Q: On the surface of the crystals of strontium sulfate can be adaorbed   a. sulfate ion b.…

A: A multiple choice question based on periodic properties that is to be accomplished.

Q: Derive the expression for getting the entropy changes in a chemical  reaction. And why is the third…

A: change in entropy can be defined as change in randomness of thermodynamic system, it is interlinked…

Q: When a current of 0.4 A flows for 1.5 micro-seconds in a coper wire, estimate the number of…

A: Calculate the total magnitude of charge. Charge = Current × TimeCharge = 0.4 A × 1.5 × 10-6 sCharge…

Q: 6 M HCI + copper O bubbles are produced a white solid forms a yellow solid forms a blue solid forms…

A: The objective of this question is to explain the given reaction.

Q: All changes saved 6. You have a very concentrated solution (12 M) of potassium chloride (KCI). You…

A: The concentrated solution has more molarity than diluted solution. On dilution, the number of moles…

Q: Identify mitigating measure/s What should be the appropriate response to minimize harm Archie was…

A: Due to exposure to hazardous and caustic substances, volatile solvents, high pressure gases,…

Q: describe a reaction we can use as a positive control reaction, and describe a reaction we can use as…

A: Both positive control and negative control reactions are used in PCR experiments.   Positive control…

Q: of 1.00 x10-4 M Ag* and 5.00 x10-5 M Cro42, Ag2CrO4 precipita= of 1.0 x10-4 M Ag* and 1.0 x10-4 M…

A: As we know,  Ksp is less than Qsp , precipitate will form.  But in case of Ag2CrO4 and Ag(IO3) both…

Q: Complete the balanced molecular chemical equation for the reaction below. If no reaction occurs,…

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Q: ) Use the following data on the reaction H2(g) + Cl2(g) -> 2HCI(g) to determine the standard…

A: Solution - According to the question - Given -

Q: BuuRse pu Nitrogen dioxide reacts with water to produce oxygen and ammonia: Your 4NO2(g) + 6H2O(g) →…

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Q: 111. The main component of acid atmosphere via these steps: S HSO S Draw a Lewis structure for each…

A: ∆H of any reaction is calculated using the formula:-  ∆rH = £ Energies Of Bonds Broken + £ Energies…

Q: Part A Determine AG for the following reaction: 2NO(9) + O2(9)¬N20,(9) Use the following reactions…

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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.