Select all of the answers that describe an unstable nucleus: (this is a multiple select question, select more than one answer).

Q: MISSED THIS? Read Section 7.3. You can click on the Review link to access the section in your e…

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Q: Why is it important that we are very careful in how much acid is added to neutralize the reaction?…

A: If too much acid is added during crystallization after neutralization value then acid will increase…

Q: Suppose you performed a titration of a weak acid and you found that the equivalence point occurred…

A: Given that,  The volume of NaOH required to reach the equivalence point = 19.51 mL And Acid is a…

Q: You are utilizing 21 mL of NaOH (1M) in the reaction, and want to add 4 times the equivalence of…

A: Volume of NaOH = 21 ml  Molecular weight of of vanillin = 152.15 g/mol  Note : 1 equivalent of NaOH…

Q: Which of the following sets of quantum numbers (n, I, m₁) are disallowed for an electron in an atom?…

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Q: Titrate 50.0 ml 0.1 M HCN (Ka = 6.2 x 10-10) with 0.10 M NaOH. Calculate the pH at the half-way or…

A: we have to calculate the pH of the solution at the midpoint of titration

Q: If you have 2.94 × 1027 atoms of silver, how many moles of silver do you have?

A: 2.94 × 1027 atoms of silver

Q: Cu²+ (aq) + 2e →→ Cu (s) Zn(s) →→→ Zn²+ (aq) + 2e- (reduction). (oxidation).

A: We have to tell why the first reaction undergoes reduction and the second reaction undergoes…

Q: - Calculate the concentration of HCN, H*, CN, and OH in a 0.15 M HCN solution.

A: According to the question we have, The molar concentration of HCN solution is given by (c) = 0.15 M…

Q: Consider the decomposition of aluminum sulfide into aluminum metal and solid S₈ (one of the forms of…

A: Aluminum sulfide decomposes to form solid aluminum and sulfur (as S₈). The chemical reaction is:…

Q: QUESTION 7 Which of the following is not true about anti-aromatic molecules? O Anti-aromatic…

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Q: provide number of NMR signals

A: Proton nuclear magnetic resonance (1H NMR): It is a spectroscopic technique usually used for…

Q: Balance the chemical equation for the important industrial process: C2H4 + O2 + HCl → C2H4Cl2 + H2O.…

A: Given - C2H4 + O2 + HCl -> C2H4Cl2 + H2O Weight of C2H4 =710.0kg = 710000 gm  (1kg = 1000gm)

Q: The net reaction for sucrose formation in photosynthesis can be written 12 CO2(g) + 11 H2O(l) -->…

A: #(a): The balanced equation is: 12CO2(g) + 11H2O(l) → C12H22O11(s) + 12O2(g) ; ∆rxnHo = ??

Q: This answer isn't correct. It would be correct if each step had a 100% yield.

A: Given reaction : There are two steps in the reaction for the formation of HCl. Step 1: CH4 + 4Cl2…

Q: A photomicrograph is taken of microstructure that is being viewed at a magnification of 75X. At this…

A: The average grain count is 29.535 grains in an area of 1.5 in2 1.5 in2 ----> 29.535 grains 1 in2…

Q: Zinc metal reacts with hydrochloric acid according to the following balanced equation: Zn(s) +…

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Q: Calculate the volume, in milliliters, of 0.170 M NaOH that must be added to 403 mL 0.0479 M…

A: Using Henderson hasselbalch equation we can figure out the volume of NaOH solution required.

Q: Calculate the number of atoms in a 3.36 x 10³ g sample of boron. Macmillan Learning number of atoms:

A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to…

Q: 5 9 What is the pH of a 2.15 M solution of NH4Cl (Kp of NH3= 1.8 x 10-5)? Your Answer: Answer

A: Given -> Molarity of NH4Cl = 2.15 M  Kb(NH3) = 1.8 × 10-5

Q: Consider the following ligand binding equilibrium at 25 °C: format) P+L=PL a) What is the K₂ for the…

A: Given, Ligand binding equilibrium . P + L⇌ PL     ∆G°=-8 kJmol

Q: CI B O + Não-

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Q: An alloy of copper, silver and gold contains 25-weight percent gold and 15-weight percent silver.…

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Q: Can you estimate, in degrees, the angle of precession (the tilt angle) of a quantum rotor in its…

A: Here the only thing playing is the value of l and m quantum numbers that decides the tilt angle of…

Q: Write the equilibrium-constant expression for the reaction shown in terms of [A], [B], [C], and [D].…

A: Given -> 3A(g) + B(g) <-----> 2C(g) + 2D(g)  The equilibrium constant of a chemical…

Q: Give the balance reaction of the given compound in the experiment and also give the two half…

A: Here we are required to find the complete Balanced reaction occurring in electrochemical cell.

Q: The U.S. recommended daily allowance (RDA) of vitamin C, C6H8O6, is 60.00 mg. Calculate the number…

A: Molecular mass is the mass of a given molecule. It is measured in amu. Different molecules of the…

Q: QUESTION 10 What is the number of electrons in benzene?

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Q: What quantity in moles of KBr are there in 30.3 mL of 0.150 M KBr?

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Q: please answer this spec question! answer choices are also given, except tetrahydrofuran and toluene…

A: Infrared spectroscopy deals with the study of interaction of compounds/ organic molecules with…

Q: For the reaction 2 HCl + Ca(OH)₂ CaCl₂ + 2H₂O how many grams of calcium chloride, CaCl2, are…

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Q: Gaseous nitrogen and hydrogen undergo a reaction to form gaseous ammonia. From this reaction 0.907…

A: Given : mass of N2 = 2.71 grams            NH3 produced = 0.907 grams  Tip : percent yield = actual…

Q: Compare acids, bases, and neutral substances in terms of their relative H+ and OH- concentrations.…

A: We have to compare acids ,bases , neutral substances in terms of their relative H+ and OH-

Q: Determine the pH during the titration of 26.9 mL of 0.112 M hydroiodic acid by 0.130 M barium…

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Q: 100.0 mL of a 0.900 M solution of KBr is diluted to 500.0 mL. What is the new concentration of the…

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Q: 7- Write the formula for polymethyl methacrylate (C5O2H8)n

A: NOTE: Since you have posted multiple questions ,we are entitled to answer only first question.Kindly…

Q: +2 -3 a. solid calcium nitride plus heat Ca Na 3 Ca +2N → b. solid lead (IV) carbonate plus heat…

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Q: The concept of determining which reactant is limiting and which is in excess is akin to determining…

A: First we would write the sandwich making as a reaction between bread and cheese.  a.) Then using the…

Q: Calculate pressure using the ideal gas law and the van der Waals equation. A 1.88-mol sample of…

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Q: Determine the pH during the titration of 32.5 mL of 0.333 M ethylamine (C₂H5NH2, Kb = 4.3x10-4) by…

A: we need to calculate the pH of solution during the given titration

Q: The following graph shows the pH curve for the titration of 25 mL of a 0.1 M monoprotic acid…

A: Curve shows end point at pH 7. So strong acid and strong base.

Q: The combustion of octane, C,H₁s. proceeds according to the reaction shown. 2C₂H₁ (1) +250₂(g)…

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Q: Calculate the change in entropy of the system, the surroundings and the total change in entropy when…

A: Here we have to determine the entropy change of system, surrounding and total entropy change of the…

Q: 2. Jom is testing out a chemical process for the extraction of iron metal from ferric oxide. They…

A: Answer: In the question two step process of extraction of iron from its ore is mentioned and we have…

Q: A. To begin, draw three resonance structures for each polyatomic ion. Fulminate, (C---N---0)¹:…

A: In this question, we have to draw the resonance structures for each polyatomic ion.

Q: Please help me find the theoretical yield of these reactions. Reaction one is 0.50 grams of…

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

Q: Use Avogadro's law to calculate volume. A sample of gas contains 0.160 mol of H₂(g) and 8.00×10-2…

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Q: Balanced Chemical equation: HCI + NaOH -> Balanced ionic equation: Balanced net ionic equation:…

A: Given : reactants

Q: c) If a 25.00 mL sample of your solution from b) is placed in a 500.0 mL volumetric flask, filled to…

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Q: Given the following data set at 298 K, calculate the KP and Kc for the above reaction at 298 K. 1/2…

A: Kp And Kc are the equilibrium constants of a reversible reaction. Kp is equilibrium constant used…