A certain radioactive nuclide has a half life of 7.00 hour(s). Calculate the rate constant for this nuclide. s-1 Calculate the decay rate for 1.000 mole of this nuclide. decays s-1

Q: A. Balance the following redox reactions given their half-reactions 1. Half reaction 1:12(aq)21 (aq)…

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Q: Mg + O2 ------> MgO Na2CO3 -------> Na2O + CO2 C3H8 + O2 -------> CO2 + H20

A: As per our company guidelines we are supposed to answer only first 3 sub-parts. Kindly repost other…

Q: C. sd. Name each of the following cyclic hydrocarbons: b. a. CH3 d. f. e. CH3 CH3 H3C

A: Using IUPAC namenclature in GOC.

Q: How many electrons in a given atom can have each of the following sets of quantum numbers? a) n = 3,…

A: Calculate number of electrons in the given set of quantum number ---

Q: Consider the reaction below that has a Keg of 8.75 · 10-°. 4.0 mol of A and 5.5 mol of B are added…

A: Recall the given reaction :              2 A + 1 B  <------->   1 C                      Keq =…

Q: Part A Nitrogen dioxide obtained as a cylinder gas is always a mixture of NO2(9) and N3O4(g). 4.90…

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Q: How are the electron configurations of S2 and CI related? O S2: [Ne] 3s23d6 CI: [Ne] 3s23d The…

A: Total electrons in an ion = atomic number ± charge  In case of anion :-  Total electrons = Z +…

Q: What is the cobalt(II) ion concentration in a solution prepared by mixing 357 mL357 mL of 0.396…

A: Answer: This question is based on the application of limiting reagent. Limiting reagent is the…

Q: Draw the Newman and Sawhorse representation of ethane with the LOWEST POTENTIAL ENERGY.

A: Ethan has two different possible Newman and Sawhorse projections which are eclipsed and staggered.

Q: Pure water has a pH value of 7.0. How many times more acidic is apple juice, with a pH value of 6.6,…

A: Given-> pH of pure water = 7.0 pH of apple juice = 6.6

Q: a) What is the wavelength in nanometres of light emitted by the helium ion (He2+) when it captures…

A: The wave length of light is

Q: Which of the following is not a conjugate acid-base pair?    CH3COOH and CH3COO-        HPO42- and…

A: Concept:  Conjugate acid and base: According to the Brønsted–Lowry definition of acids and bases, a…

Q: buffer system has 3[HA]=[A-]. Given that the pKa is 7.2, what is the pH of the buffer solution at…

A: Given,  3[HA]=[A-]  [A-]/[HA] = 3  pKa = 7.2  It is Acidic buffer,   pH = pKa + log([A-]/[HA])

Q: Molarity

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Q: Which of the following do you expect to be optically active? Encircle the letter(s) corresponding to…

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Q: Calculate the boiling point of 4.0 molal solution of water and urea. Show complete solution.

A: Given, Molality of the solution = 4.0 m Boiling point of the solution (T(solution)) = ? Note:…

Q: In PCIS, the Patom violates the octet rule by sharing 5 electrons. This is because the valence she…

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Q: Calculate the pH of a 5.3 x 10-3-M solution of H2S04 (Ka, = 1.2 x 10-2). pH =

A: Given-> Concentration of H2SO4 = 5.3 × 10-3 M

Q: 4. Explain why a protonated amine is water soluble:

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Q: Question 3 The biological systems of various marine life forms may be affected by the pH of the sea…

A: We are given the speciation diagram of H2CO3 that gives information about the fraction of each…

Q: che standard reaction entropy of a

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Q: Propionaldehyde undergoes an aldol condensation to form the aldol dehydration product. HCI = Product…

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Q: Kelerences a. Be-7 decays by gamma emission. What are the atomic symbol and mass number of the…

A: The correct answer about radioactive decay is given below

Q: In water, the amphoteric ion HCO3 will act as x 107, 4.8 x 10 11 Ka values for H,CO3 are 4.3 an acid…

A: Bronsted-Lowry acid-base theory: The Bronsted-Lowry acid-base theory states that the acid is a…

Q: Calculate AA'R and AG'R for the reaction CEH6() + 15/2 O2(g) - 6CO2(9) + 3H2O() at 298 K from the…

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Q: Select which of these values is the correct osmotic pressure that a solution of 0.15 mmol/L NaCl…

A: Osmotic pressure: Osmotic pressure is the minimum pressure which needs to be applied to a solution…

Q: why CO2 are nonpolar and SO2 are polar in structure although they are both having 2 Oxygen

A: A question based on molecules that is to be accomplished.

Q: What is the pH and pOH for water at 50°C? Kw (50°C)=5.48×10^-14

A: Given :

Q: CO(g) effuses at a rate that is ______ times that of Br2⁢(g) under the same conditions.

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Q: Consider (S)-2-chlorobutane reacting with methanol, CH3OH a) Write a balanced equation, clearly…

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Q: Find the normalization constant, N, for the antibonding orbital wave function formed from the…

A: Here we are required to find the normalization constant N for the antibonding orbital wave function…

Q: 5. lodine normally has oxidation numbers of -1 and 0. Could I2 serve as a reducing agent? Explain…

A: The agent which itself get oxidised and reduce other species is called as reducing agent.  The agent…

Q: Calculating reaction entropy using the standard mölår ehtroples. Using the thermodynamic information…

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Q: What is the volume of iodine if it has a mass of 2.5kg and a density of 4.93/cm to the 3rd power?…

A: Answer of this question :-

Q: 40) Going from the left to right in the periodic table, the size changes among the transition…

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Q: C Pb undergoes four decay reactions: B, B, a, B. Step 1. 32Pb undergoes B decay to give "Bi Step 2.…

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Q: Please draw all four bonds at chiral centers.

A: In the given reaction three membered ring is formed. There are two products.

Q: Which among the following is a necessary characteristic of the color change of an indicator?…

A: Let's discuss the colour change of the indicators in titration.

Q: Select the isotope deuterium, 2H. What is the relative mass loss of deuterium, 2H, in g/mol?

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Q: Draw the structure of the principle form of arginine and its Pka at pH 10.00

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Q: commas separate options  Reagent 1list: ch3mgbr h2o, lialh4 h2o, ch3Br, CH3OH reagent 2: PCC,…

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Q: Calculate the pH of 0.010 M Trisodium arsenate

A: The pH is calculated below

Q: Which statement is incorrect about a pi bond? In a seperate sheet draw an example. You may use any…

A: Pi bond is a weaker bond than Sigma bond.. Since we know that electron density is not along…

Q: What do you call the stage of the titration in which the number of moles of the titrant is the same…

A: Answer: In the titration analyte is the unknown whose concentration or any other data we have to…

Q: An electrochemical cell is based on the following two half-reactions: oxidation: Sn (s) →Sn²+ (aq,…

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Q: At 1.25 atm and 685 K, what volume of CO2 gas forms from the combustion of 34.28 g of C4H10? 2…

A: Given- Pressure=1.25atm  Weight of C4H10=34.28g Temperature=685K Volume?

Q: COOH COOH COOH COOH H -OH HO H HO OH H- OH HO HO но CH3 CH3 CH3 IV CH3 II II What is the…

A: compound which have similar molecular formula but different structural formula are known as isomer…

Q: What is the pOH of a 0.18M benzoic acid (C6H5COOH) at 25°C?  Ka = 6.3×10^-5

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Q: Using molecular properties, explain why bromine is more disordered than mercury. Select those that…

A: Given that, We have water, mercury,and bromine I.e.three liquids at standard temperature. Also Given…

Q: Feco, is) • 2 HCE (aq) - FeCt; (aq) + H,0 () co, () 9.54 g Feco, reacts with 50.0 mL of a 2.74 M HCt…

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Writing and Balancing Nuclear Equations

A nuclear equation is a symbolic representation of a nuclear reaction using certain symbols. It is studied in nuclear chemistry and nuclear physics.