give isotope name and symbol of - cobalt-60, iodine-131, strontium-89, technetium-99, sodium-24

Q: Chemistry The ascending order (from least to greatest) of acidity of the following compounds is: OH…

A: The presence of electronegative group results in (- I)effect . Greater the( -I)effect greater will…

Q: fox H₂C CH3 · CH3. NaBH4 20

A: This reaction is an example of reduction reaction by which we get alcohol end product from given…

Q: 6. If the cell potential in the previous problem (5) is 0.485 V, what is the [CI] in the cathode…

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Q: Br Br Me₂CuLi Et₂O 1. Mg, Et₂O 2. Co 3. H3O+

A: Requirement from question Three questions and answers

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Q: From the following equations use the values of Ksp , Ka, and Kf to find the equilibrium constant for…

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Q: reaction mechanism and chemical equations for vanillin, NaOH, ascorbic acid, and potassium…

A: Sorry, but you should have been more specific while asking a question. You should have given the…

Q: othermal by

A: Given as  The comparison as,

Q: 2. Why is a 0.1 M HCI / 0.1 M KCI junction potential of the opposite sign and greater magnitude than…

A: 0.1 M HCl/0.1 M KCl produces H+(aq) and K+(aq) as the cations.

Q: О НО. + CO₂ + H2O

A: Given reaction is a carboxylation of alkene.

Q: Reaction Stoichiometry and Mass Ratios (two parts) What mass of the second-listed reactant in each…

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Q: How many energy (in kj/mol) is released in the fusion reaction of 4-6 with H-2 nuclei to prepare two…

A: In fusion reaction nucleolus fuse to give heavier nucleolus with release of energy

Q: How many moles of NaOH must be added to 1.0 L of 2.0 M HC2H302 (Acetic Acid, Ka = 1.8x10^-5) to…

A: Buffer is solution which have tendency to resist pH change when small amount of strong acid or…

Q: What is the atomic number of the neutral atom having the excited electron configuration…

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Q: 9. List all advantages and disadvantages of the hanging mercury drop electrode compared with…

A: Given - hanging mercury drop electrode To find - advantages and disadvantages compared with platinum…

Q: Calculate the standard cell potential of a voltaic cell that uses the half-cell reactions given…

A: Given that -  Zn ----> Zn2+ + 2e-  VZn0 = -0.763 V  Cu2+ + 2e- ------> Cu        VCu0 = +0.340…

Q: What is the energy of a photon of light transmitted by a radio station operating at 98.5 MHz…

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Q: The following reaction is catalyzed by H₂SO4: CH3COOH + CH3CH₂OH → CH3COOCH₂CH3 + H₂O Which type of…

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Q: A sample of gas has a volume of 8.20 L at 0.750 atm and 375 K. What volume (in L) does the gas…

A: The solution is given below -

Q: Given - 1 NiCl2 + 2 NaOH —> 1Ni(OH)2 + 2 NaCl Q. Determine the moles of Ni(OH)2 that forms if the…

A: Given question is based on Stoichiometry. Given that reactant ratio is 1:2 and product ratio is 1:2.…

Q: A mixture of copper and zinc is analyzed for the percentage of zinc by adding an excess of HCI and…

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Q: HBr H₂O₂ hv 1) NaNH, NH3 2) CH3Br

A: There is more than one question,and as per answering guidelines I can answer first three…

Q: The partition splits the two gases (Ta, X), and (Tb, Y). When partition is removed, it becomes (T,…

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Q: 3. How many moles are in 420g of copper (II) sulphate (CuSO4)? 4. What is the amount in moles of a…

A: The number of moles(n) formula is: n= (mass of substance) / (mass of one mole)

Q: 0.9% (w/v) sodium chloride (MW = 58 g/mol) solution (Normal Saline Solution) has an osmotic pressure…

A: #1: Given the osmotic pressure of the solution, π = 3.91 atm  Temperature, T = 25 +273.15 = 298.15 K…

Q: The diagrams 1 to 3 below can be arranged to show the mechanism involved in a familiar reaction. The…

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Q: b) In this experiment potassium hydrogen phthalate solution is used as a secondary standard solution…

A: Primary  and secondary standard are used for titration  purpose only .

Q: Which is the correct equilibrium constant expression for the following reaction? Fe2O3 (s) + 3H2(g)…

A: We know , Kp and Kc are the equilibrium constant.  Kp is the equilibrium constant interms of partial…

Q: a) • Name the compounds represented by the following line structures b) CH₂CH₂CH3 I CH3

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Q: For the equilibrium reaction N2(g) + 3H2(g) « 2NH3(g) DH = -92 kJ, Describe how the equilibrium…

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Q: You add a 5.00 g piece of ice to 25.00g of water at 20 °C. Calculate the temperature of the water…

A: Given :  Mass of water = 25.00 g  Temperature of water = 20°C  Mass of ice = 5.00 gm  Specific heat…

Q: What volume in milliliters of 0.0130 M Ca(OH)2 is required to neutralize 70.0 mL of 0.0300 M HBr?

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Q: Question 36 Lewis structure Lewis symbol electron affinity Select the best mat ionization energy…

A: Lewis structure: Representing the covalent bonding that indicates where the valance shell electrons…

Q: Show calculations to determine unknown concentration of CH3COOH

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Q: A chemist is studying the following equilibirum, which has the given equilibrium constant at a…

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Q: The diagrams 1 to 3 below can be arranged to show the mechanism involved in a familiar reaction. The…

A: Here we have to write the correct sequence of steps involved in hydration of epoxide in acidic…

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Q: a) • Name the compour I I CH

A: IUPAC nomenclature is used for naming the organic compound as recommended by international union of…

Q: Write a balanced nuclear equation for the following reactions and identify X, X, and y a) XCH-2, H-)…

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Q: Interaction energy (cm-¹) 100 50 -50 -100 3.0 4.0 5.0 6.0 7.0 8.0 R (A) Given the interaction energy…

A: Interaction energy diagram of Ar2 molecule is given .

Q: CH,Na heat H₂O/H+ KMnO4, H₂O, OH Cold 1. Hg(OAC)2, H₂O 2. NaBH4, OH'

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Q: For the question that follows, consider the following equation. 2Mg +02-2MgO The number of grams of…

A: According to Bartlby guidelines I solve only first question. Second question post separately.

Q: What is the answer with the correct number of decimal places for this problem? 4.392g +102.40g+2.51g…

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Q: If a halogen bulb is filled with iodine vapour at a pressure of 5 atm when the temperature is 22c,…

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Q: (a) label: NH3 (d), Keq is (circle one): greater than one or less than one conjugate base conjugate…

A: To complete the proton transfer reaction below by (a) labeling the acid and the base, (b) in the…

Q: A small carbon dioxide gas cylinder used to propel paint balls has a mass of 56.3g. When all the gas…

A: I have given the answer in the explanation section. Hope you will understand that.

Q: 2. Under certain conditions, ammonia and oxygen can react as shown by the equation 4 NH3(g) +502(g)…

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Q: The diagrams 1 to 3 below can be arranged to show the mechanism involved in a familiar reaction. The…

A: The correct option is D.

Q: The data below were collected for the reaction represented by the equation: CH₂Cl (g) + 3 Cl₂ (g)…

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Q: A sample of element X has two naturally occurring isotopes. The isotope X-45 makes up 35.8% of the…

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Group 14 Elements

The following elements come under group 14 of the periodic table.