Tritium is radioactive and decays by a first order process with a half-life of 12.5 yr. If an experiment starts with 2.00 x 103M of tritium, how much is left after 2.5 yr.? 4.2 x 10-5 M O 2.5 x 10-5 M O 1.7 x 10-5 M 1.0 x 10-6 M O 3.1 x 10-5 M

Q: 11. Caffeine is differentiated from theobromine: A. Easily soluble in hot water B. Soluble in acids…

A: The answer is given below

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Q: 7. How many stereoisomers can you obtain from any type of bromination (not just the one we performed…

A: The number of stereo isomer obtained is given below

Q: (a) How many moles of ammonium ions are in 0.735 g of ammonium carbonate? 0.05130 X mol

A: a) Chemical formula of ammonium carbonate = (NH4)2CO3 Given, mass of ammonium carbonate, (NH4)2CO3 =…

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A: In an electrochemical cell, the electrical energy is produced from the spontaneous cell reaction at…

Q: B. 500 ml of 0.1N FESO4.(NH4)2SO4.6H2O Solution: 1. Pulverize about 20 grams of ferrous ammonium…

A: The concentration can be expressed in molarity which is defined as the number of moles of the solute…

Q: What is the product of the following reaction? A. B. C. O A O B

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A: Since you have asked multiple question, we will solve the first question for you. If you want any…

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A: Here we have to predict D,L and R,S configurations of the following compounds.

Q: 15.0 L of an ideal gas at 298 K and 3.36 bar are heated to 350 K with a new pressure of 5.00 bar.…

A:

Q: 3. Identify the complete redox reaction for a ZnZn?"IAg*IAg cell. A Zn (s)- Ag(s) Zn (aq) + Ag" (aq)…

A: Answer: Metal that lie above in reactivity series is more reactive than the metal lies below it,…

Q: 7) Rough Lewis Structure -Include formal charges other than 0 Electron-Group Geometry/ Molecular…

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Q: Construct a curve for the titration of 25.00-mL 0.1000 M sodium carbonate with 0.1000 M HC   NOTE:…

A: A titration is the process of determining the quantity of a substance A by adding measured…

Q: h. CH3I i. CH3CH21 CH2OH j. none ates the electrophilic carbon at which substitution occ

A: Answer: the letter designates the electrophilic carbon at which substitution occur is b . Carbon b…

Q: Write a balanced nuclear equation for the following: The nuclide strontium-80 undergoes electron…

A:

Q: calculate the potential for the following half-reactions at 25 ∘C

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Q: КCN Br NaOCH2CH3 Br Br H2O Br NaOCH,CH3 l1!|llווא

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Q: • Show at least one reaction involving your compound as either the product or the starting material.…

A: this is the formula of Hyaluronic Acid

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Q: When the nuclide thallium-210 undergoes beta decay: The name of the product nuclide is The symbol…

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Q: What is the product of the following reaction? A. B. C. O A O B

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Q: with the aid of a diagram briefly but informatively discuss the principles of the photomultiplier

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Q: (give clear handwritten solution) Select wavelengths ranges in nano meters is associated with UV…

A: The answer is given below

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A: The answer is given below

Q: For the following reaction NO2(g) + SO2(g) = NO(g) + SO3(g) K = 4.15 at a particular temperature. If…

A:

Q: Sodium hydrogen carbonate (NaHCO3), also known as sodium bicarbonate or "baking soda", can be used…

A: Hydrochloric acid reacts with sodium hydrogen carbonate to form sodium chloride, water, and carbon…

Q: Guers How guam ef many add ed to 230 me of 0.15M f sodium Nitrate mut be nitrow aud, in order to…

A: Henderson–Hasselbalch equation, pH = pKa + log [salt]/[acid]

Q: Guers How quam ef sodium Nitrate mult be many add ed to 230 me of 0.15M nitou aud, in order to…

A: Henderson–Hasselbalch equation, pH = pKa + log[salt]/[acid]

Q: 3 Each row) Identify whether each of the following reactions: | Is each is more likely to proceed…

A:

Q: A research wishes to prepare a buffer with a pH of 4.74 from weak acid HA (Ka = 2.57 x 105) and the…

A:

Q: A sample of CO2 was contined to a container at constant pressure and number of molecules. When the…

A: Given data from the question-- T1=323.15 K  V1=5L

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A: Group theory is the tool that is used to determine symmetry elements. Identity, Inverse matrix are…

Q: Solve only Q.(4)

A:

Q: 100 100- II se 4000 3000 2000 1500 1000 500 4000 3000 2000 1500 1000 s00 Wavenumbers icm-11…

A: d) o-xylene shows the IR spectrum VI.

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A: It is so because we have to add slowly over several minutes to be ensured that the ether is not…

Q: Show how you would prepare 4-deuterio toluene from toluene.

A: Preparation of 4- deuterio toluene from toluene is as follows.

Q: 1. Give equations for the reaction of salicylic acid with the following: a. acetyl chloride/pyridine…

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Q: The first order decomposition of reactant X, which is an elementary reaction has a forward reaction…

A: We know that Equilibrium constant is defined as  Kc=rate constant of forward reactionrate constant…

Q: What is the pH of a solution that has an H concentration of 2.6 x 10 M? Enter your answer to the…

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Q: 12Apr 20e S00 Drw o the mechanim mehytpeopene movement of election Hymod of wae uyt adee w h the s.…

A: Carbocation is species in which carbon atom bearing positive charge. In carbocation, carbon atom is…

Q: 14. The hydroxamic reaction involves medicinal substances that include: A. Ester group B. Primary…

A:

Q: NH2 NANO2 HCI (aq) H3O* , a CuBr NEN: OH HBF4

A:

Q: What is the IUPAC name for the following compound? CH=CH-CH=CH-CH2-CH=CH-CH3

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

Q: (a) HO, (c) Spectrum I 220 200 160 140 120 PPM 100 80 60 40 20 Spectrum II 180 160 100 PPM Spectrum…

A: The correct answer about NMR spectrum is given below

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Q: Consider the relationship between AG and K and answer the following questions. AG = -RT In K When K…

A: The relationship between standard Gibbs energy change (∆G°) and equilibrium constant (K) is  ∆G° =…

Q: (а) (с) H3C CH3 H3C- -CH3 (d) CH3 CH3 (f)

A: The answers are given below

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.