Sodium-24 (t, = 15h) is used to study blood %3D circulation. If a patient is injected with an aqueous solution of 24Nacl whose activity is 2.5 x 109 d/s, how much of the activity is present in the patient's body and excreted fluids after 4.0 days?

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A: Atomic Radius is the distance from the center of the nucleus to the outermost shell. 

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A: An acetylide anion is generated from the reaction of acetylene with NaNH2.

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A:

Q: Consider this initial rate data at a certain temperature in the table for the reaction OH"(aq) [OCI"...

A: Given reaction is :  Experimental data is :  And   

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A:

Q: Calculate the Reduced mass of Na2 with 23Na isotope in atomic units (me).

A: Isotope can be defined as the species that have same atomic number but have different mass number. 

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Q: 2.0 a. 1.75 a. 1.5 a. 1.0 a.

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Q: Please help use proper significant figure

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A: In activity series metals are arranged by their reactivity from highest to lowest.  Given is metal X...

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Q: What is the compounded chemical symbol for nitrous oxide? * NOa aNO A. B. NaOa Na0 D.

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Q: Which reaction has a carbocation intermediate? Select the correct response: Hydrogenation Hydrohalog...

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Q: 5) Predict the effect of decreasing the volume of the container for each equilibrium. (a) 2H2O(g) + ...

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Q: Which of the following is NOT a conjugate acid-base pair? A) H2SO4/SO42- 2) B) H2O/OH- C) NH4*/NH3 D...

A: An acid is a proton donor whereas a base is a proton acceptor.  An acid after losing a proton turns ...

Q: How many grams of O are found in 7.40 x 1024 atoms of NO3- was produced?

A: 1 mol is equal to 6.022*10 raise to power 23 atoms. Mole in chemistry, a standard unit for measuring...

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A: Enthalpy change for the given reaction ( ΔH0 ),  ΔH0  = Σ ΔH0products  - Σ ΔH0reactants    Entropy c...

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A: Freezing point of solvent is greater than freezing point of solutions

Q: Which of the following reactions is a rapid laboratory test for unsaturation of a compound using bro...

A:

Q: Which carbocation is destabilized by a substituent?

A: Carbocation is species in which carbon is carrying positive charge. Carbon in carbocation is sp2 hyb...

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A: No of capsules = 14 Full weight of all capsules = 4.9 g

Q: The major product formed in the following reaction is NaOEt

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Q: Predict the product and balance redox reaction The presence of sulfuric acid , an excess KMN04 will ...

A: Chromic salt is salt in which Cr+3 is present , for example Cr2(SO4)3 .  Dichromate ion is Cr2O7 -2 ...

Q: If I have 1.9 moles of gas held at a pressure of 5 atm and in a container with a volume of 50 liters...

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Q: CH3 CH3 F Br A. B. B. C. C. 9. 10. ÇI Č2H5 ČI A. A. B. B. C. C.

A: Rules for IUPAC Nomenclature : 1.Selection of the longest carbon chain which is called parent chain....

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Q: H3C. CH3 CH3 H,C CH3

A: The IUPAC name of the given compound is:

Q: three (3) other types of samples that can be analyzed in a typical acidimetric process

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Q: A solution containing 5ppm KMNO4(F.W.159) has a transmittance of 0.360 measured in 1 cm cell at 500 ...

A: Concentration of KMnO4 solution = 5 ppm Transmittance = 0.360 Cell diameter = 1 cm

Q: adding 2.302 g of solid NaOH to 800 mL of o.200 M HNO, (K_ = 7.2x104). a pH =

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A: Molality is defined as number of moles of solute dissolved in per kg of solvent.   

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Q: Which of the following is the best description of the Schulze Hardy Rule? Select one: а. the CCC of ...

A: Schulze-Hardy rule states that- 1. The coagulation capacity of an electrolyte depends on valance of ...

Q: Which group has the lowest priority in carbon 2?

A:

Q: III. Fill up the numbered spaces (only) in the table below. You may type or manually write/ draw you...

A: Functional group - Aldehyde( -CHO) Functional group - Ester ( -COO)