Half-Life 1189 years Decay Rate, k Complete the table shown to the right for the half-life of a certain radioactive substance.

Q: a) Explain the differences between nuclear fission and nuclear fusion. By which of these two nuclear…

A: Radioactive nucleus generally participate in nuclear fission and nuclear fusion reaction.…

Q: A bright violet line occurs at 435.8 nm in the emission spectrum of mercury vapor. What amount of…

A: Given-> Wavelength = 435.8 nm = 435.8 ×10-9 m  (1 nm = 1× 10-9 m)

Q: Give a clear explanation handwritten answer

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Q: Question Find ) of Classify the following polymers based on their backbone? Write the monomeric…

A: This question is related to polymerization. Polymer is a class of natural or synthetic substances…

Q: You want to prepare a buffer solution with pH equal to 3. How many grams of NaF (41.99 g/mol) should…

A: pH of a buffer solution is equals to 3. Volume of HF = 250 mLConcentration of HF = 0.350 MWe have to…

Q: Propose mechanism (showing explicity how observed mixtures of products are formed)…

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Q: Draw the Lewis structure and geometry shape for SF6 Don't forget to show the number of available…

A: SF6 Central atom = Sulfur Side atoms = Fluorine

Q: Calculate the boiling point of a solution containing 12g glucose C6H1206 dissolved in 200g of water…

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Q: 2. a platinum electrode immersed in a solution that is 0.0400 M in Fe2SO4 and 0.00915 M in Fe2(SO4)3…

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Q: Nitrogen gas (N 2) reacts with hydrogen gas (H 2) to form ammonia (NH 3), At 200°C in a closed…

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Q: Give a clear handwritten answer

A: Answer: 3.60×10^-18 M

Q: binding Compounds hat fanetion mixed imibitors " with Subsrate to the enzyme ) bind to the enzyme…

A: Enzyme Inhibitors are the molecules that interferes the catalysis as well as halting the enzyme…

Q: Propose the product/s synthesized from following reaction: (a) CH, CHC-CHCH, + HBr CH, ÓH (b)…

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Q: Match the following with proper product or reagent. Match each item to a choice: Halogenation of…

A: (1) Halogenation of alkyne -  When alkyne is treated with halogens then final product is tetrahalide…

Q: Illustrate with equations Williamson’s synthesis for the preparation of the following: a. diethyl…

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Q: 3. How long will it take for 85% of the nickel to undergo decay?

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Q: 2. Assuming that all groups carried out the experiment and associated calculations correctly, which…

A: Enthalpy of fusion is defined as the amount of energy required to change the state of matter from…

Q: Answer regarding the energy diagram for the bonding pi MOs that apply   a. Draw the diagram and…

A: Solution- HOMO- Highest occupied molecular orbitals.

Q: 6. In which molecule is sp? hybrid orbitals used? a. CH4 d. HCN c. SF6 d. AsCl3 e. C2H4 7. Which of…

A: Bond polarity Is depend on electronegativity diffence in two atoms. Geometry of molecule is based on…

Q: 10.0 g of acetic acid (CH3COOH) reacts with 10.0 g of lead(II) hydroxide to form water and lead (II)…

A: Given Mass of acetic acid =10g Mass of lead(II) hydroxide =10g

Q: A container holds 15L of 3.00 mol of diatomic gas at a pressure of 8 atm and 298 K. If the gas…

A: Given that -  Volume of gas = 15 L  Moles = 3.00  Initial pressure, P1  = 8 atm  Final pressure, P2…

Q: If PE and PVOH would be used to produce a biodegradable plastic bag, which of the intermolecular…

A: The monomers used to produce the biodegradable plastic bag are ethylene and vinyl alcohol

Q: Radical halogenation of an alkene forms a regiospecific product. Select the correct response: True…

A: Radical halogenation of alkene is the addition of halogen to akene by free radical method.…

Q: The Ksp for calcium hydroxide is 1.3 x 105. What is the maximum number of grams of Ca(OH)2 that can…

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Q: 5) What is the effect on the molar solubility of calcium hydroxide when bubbling a noble gas through…

A: Common ion effect: According to this effect the solubility of an ionic precipitate will decreases if…

Q: a. Candle wax contains an alkane with 28 carbon atoms per molecule. What is the molecular formula of…

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Q: For the reaction that is run at 25°C, Kc= 2a10 N2(g) + O2(g) =2 NO(g) Whatlis the value of Kc for…

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Q: In the Haber process, ammonia is synthesized from nitrogen and hydrogen: N2 (g) +3H2 (g) ----> 2NH3…

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Q: A voltaic cell is constructed from a standard Cr3+ | Cr  half cell (E° red = -0.740V) and a standard…

A: Standard reduction potential: A solution with higher (more positive) reduction potential then the…

Q: Sources of Error Determine the relationship between the observed/apparent value (EX) VERSUS that of…

A: Determine the relationship between the observed/ apparent value (EX) VERSUS that of the true value…

Q: Consider the reaction: Cu2+(aq) + 4NH3(aq) 2 Cu(NH3)4²*(aq) Kf= 1.7x 1013 What is [Cu2*] remaining…

A: Answer: This question is based on the equilibrium concentration of an ion due to dissociation of a…

Q: Illustrate the reaction mechanism for the ethylation of p-cyclopropyllphenol (other reactants: AlCl3…

A: Friedel-Crafts alkylation is an alkylation of aromatics using an alkyl halide and a Lewis acid…

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Q: Draw the Lewis structure and geometry shape for XeF2

A: Lewis structure and geometry shape for XeF2

Q: 1. Which of the following is the configuration of carbon? a. 1s22s22p2 d. 1s22s12p4 b. 1s22s22p4 e.…

A: The atomic number of carbon is 6.

Q: Calculate the potential of each cell below. 4. Pt / Fe3+ (0.0886 M), Fe2+ (0.1420 M) // SHE 5. SHE…

A: 4. Given that, a cell reaction is Pt|Fe3+(0.0886 M), Fe2+(0.1420 M)||SHE. So, the oxidation half-…

Q: 5.3 13 Write and name the other product of each of the following reactions: Acid catalyst C,H,OH H,0…

A: Given reactions are :  a).  b).  Write and name the other products in the given reactions = ?

Q: calculate the specific heat and the molar capacity, C of the metal (part 3).

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Q: 18.) The Joule-Thompson Coefficient of a certain gas is 10.9 K MPa-1. If a pressure change of 53 adi…

A: This effect is arise when a thermodynamical system  containing solution is expanded from high…

Q: A voltaic cell has a Ni electrode (Ni metal in Ni²+ solution) and an Ag electrode (Ag metal in Ag*…

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Q: II. Balance each redox reaction in acid solution using the half reaction method. 7. ReO4 + IO - →…

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Q: MIXED ALDOL CONDENSATION: SYNTHESIS OF DIBENZALACETONE 5. What is the purpose of refluxing in this…

A: As per our community guidelines, we can only answer one question, and for the answer to the rest of…

Q: . Analyze the "C NMR spectrum for the C,H,0 compound shown below and determine a structure. Assign…

A: 13 C NMR shows different peak for the carbons which have different environment.  So from this, we…

Q: Show how the compound can be prepared from acetylene and alkyl halides with four or fewer carbon…

A: The preparation is as follows:

Q: 3. A compound is found to contain 63.52 % iron and 36.48% sulfur. Find its empirical formula.

A:

Q: QUESTION 15 Concerning the Haber-Bosch for the synthesis of ammonia, N2(g) + 3H2(g) = 2NH3(g) which…

A: Haber - Bosch synthesis is the industrial process of ammonia formation from nitrogen and hydrogen…

Q: QUESTION 2 Consider the following data concerning the equation: H202+ 31+ 2H*- 13+2H20 [H2021 [H*)…

A: In this type of order determining method, rate is compared in two steps keeping all otger reactants…

Q: For the reaction at equilibrium: 3Fe(s) + 4H20(g) S Fe304(s) + 4H2(g), removing some of the product,…

A: Le Chatelier's principle :- It states that, if stress is applied to a system at equilibrium by…

Q: 2. Determine the molecular formula of a compound with an empirical formula of NH2 and a formula mass…

A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Please…

Q: QUESTION 12 At equilibrium AG is: O a. >0 O b. = 0 Oc.<0 d. can not be determined QUESTION 13…

A: Choose the correct option of the given question--

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.