Part A Determine the number of protons and neutrons in each of the following isotopes. Enter your answers numerically separated by a comma. ? Np, Nn = protons, neutrons Part B 223 87 Fr Enter your answers numerically separated by a comma. ? Nm Nn = protons, neutrons

Q: Determine the number of protons and neutrons in each of the following isotopes.

A: Number of protons = atomic number  Number of neutrons = mass number - atomic number

Q: Consider the reaction and information below: Reaction A+4+4 e- A (s) B+2+2 e-B (s) A+B (s)= A (s) +…

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Q: Please answer part b.

A: The hydrogen atom is a single electron atom. The energy in a hydrogen atom depends on the energy of…

Q: Sulfur and fluorine form several different Part A compounds including sulfur hexafluoride and sulfur…

A: Part A Decomposition of sulfur hexafluoride produce: fluorine = 4.46 g sulfur = 1.23 g

Q: Molecular equation: HC,H3O2 (aq) + NaOH(aq) NaC2H302 (aq) + H20q) Complete ionic equation: Net ionic…

A: Ionic equation: It is a chemical equation in which ionic compounds that can dissociate are expressed…

Q: Write orbital diagrams (boxes with arrows in them) to represent the electron configuration of carbon…

A: Solution- sp³ hybridization - • In this type of hybridization one's' orbital of first atom combines…

Q: 7B. Write the chemical equation for the acid/base equilibrium at the equivalence point of this…

A: Molarity of oxoacetic acid = 0.1250 mol/LMolarity of NaOH = 0.1080 mol/LKa = 1.810-5Kw = 1.010-14

Q: Part A Express the quantity 689.6 × 10¬12 s in each unit. ms Express your answer using four…

A: Given:   The 689.6×10-12 s in each unit  convert it into ms , ns , ps , fs :

Q: Part VI. Balance the following oxidation reduction reactions by oxidation number method. 1. NO2 + H2…

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Q: 9. Spectral lines are shown in the image below. But what are they? Explain how spectral lines are…

A: Each element  have different  spectra due to different number of electrons  in valence  shell.

Q: 4b. What does your decision say about your own values?

A: My decision is to stick with something intermediate that is to explore the moon and search for life.…

Q: 13. Which of the following ranks the states of matter based on the compactness of the molecules? *…

A: Intermolecular space is the space between two molecules or atoms. In solid it is very little, in…

Q: (iv) Show both resonance canonical forms describing the bonding in enolate C. Use these diagrams to…

A: Since you asked specific question so as per Q&A guidelines of portal I solved part IV for other…

Q: 3) Complete the following: Stereochemistry, enantio-, and regiosel NO2 a) type NH2 f) HO type Ac₂O,…

A: The question is based on organic reactions.We need to identify the product and explain its…

Q: Part B A silver necklace is made from a pure sample of silver that is free of impurities. Which term…

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Q: To carry out a particular reaction, you determine that you need 0.0500 moles of ammonium chloride.…

A: Given: moles of NH4Cl = 0.0500 mol molarity of NH4Cl = 0.916 M

Q: 1) KOH and NaOH are dissolved in water to form a 2.48 molar solution. If 42.9 g of NaOH are used and…

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

Q: Review I Constants I Periodic Table Part A As early as 400 B.C., Greek philosophers proposed that…

A: From given datas Part 1 is solved based on daltons atomic theory Part 2 is solved based on law of…

Q: 12. If the pressure of a gas sample is quadrupled and the absolute temperature is doubled, by what…

A: The ideal gas law is given by: PV=nRT where P is the pressure, V is the volume, n is the number of…

Q: B-3: Decomposition of Ammonium Carbonate a) Observations on heating (NH,);CO, and bubbling the gas…

A: a) When ammonium carbonate is heated it decomposes in ammonia gas, carbon dioxide gas and water, and…

Q: Part A Total U.S. farmland occupies 954 million acres. How many square miles is this? (Note that 1…

A: There are different type of unit we use for the measurement of area.  For measuring the land area,…

Q: [OH-]1, [OH¯]3, [OH¯]4 = Submit Part C Complete the third column for the pH of Solutions 1, 2, and…

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Q: Part D Imagine that A and B are cations and X, Y, and Z are anions, and that the following reactions…

A: C . The balanced chemical equation for reaction between aqueous sodium chloride and aqueous silver…

Q: Part B The molecular formula mass of this compound is 210 amu. What are the subscripts in the actual…

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Q: 2. Label each of the following as an oxidation or a reduction reaction. a. 2,3-Butanedione to…

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Q: [Tutorial: Limiting reactant determination] This question will walk you through the steps of…

A: The chemical reaction is given as, CH4 + 2O2 --------> CO2 + 2H2O We need to find excess…

Q: How do you arrive at the answer of number four in this question?

A: Enthalpy or heat of mixing is the energy which get released or get absorbed from a substance when…

Q: 9. If 44.0 g of O2 is mixed with 44.0 g of H2 and the mixture is ignited, what is the maximum mass…

A: First we find mole of each reactant by using the formula:-  Mole = mass÷ molar mass

Q: 11. Which element has the largest atomic rądiys? a) Kor Li b) Zr or Cs or Sb or S 12. Which element…

A: Size of isoelectronic ions decreases with increase in atomic number...

Q: Q 1.4: The following compound has a total of sp-hybridized atoms and sp3-hybridized atoms CH,-C=C-H…

A: Carbon atom bearing 4  sigma bonds is sp3 hybridized and having 2 sigma bonds is sp hybridized.

Q: ▼ ▼ Part B H₂CH²_H²_N_CH₂ Spell out the full name of the compound. N-methyl propanamine H Submit…

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Q: For the following reactions, predict the products and write the complete balanced chemical equation,…

A: Activity series is the arrangement of metals on the basis of their reactivity. Element which is more…

Q: 12 10 8 Hd Ho 6 2 0 0 4 8 12 16 20 24 28 32 32 36 Volume Base Added (mL) 8A. What was in the…

A: An equivalence point is the point where all the acid has been neutralised by adding base.

Q: Please answer part 4 and 5

A: The rate of the reaction is given by:

Q: Part A Below is a cartoon drawing of a seesaw molecular geometry which is based upon the trigonal…

A: Part A)

Q: The following data was collected when a reaction was performed experimentally in the laboratory.…

A: The chemical reaction can be expressed as follows: Reaction: Al(NO3)3 + 3NaCl → AlCl3 + 3NaNO3…

Q: 14.29 The decomposition reaction of N2O5 in carbon ons is 2 N2O5 N,O5. At 64 °C the rate constant is…

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Q: 1. Electrophilic aromatic substitution of benzene will not proceed without Lewis acid catalyst. Give…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: Supply the missing information in the table that follows.

A: Class : It is a ketone functional group so it belongs to keto class. IUPAC : Methyl 2,3methyl butane…

Q: please answer part c

A: The given reaction is, Electron affinity of Cl = -349kJ/mol Ionization energy of Na = 496kJ/mol…

Q: 5. Which of the following reactions result in a negative ASays ? a. H2Ota) H2Ot) b. CO2tac) > CO2a…

A: Entropy is the measure of randomness of the system.