The table below lists information about the radioactive decay of three nuclides. Fill in the missing information. nuclide 99 43 8 Tc decay mode beta emission beta emission alpha emission daughter nuclide 99 44 Ru 143 60 Nd X 5 ?

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A: Speed is defined as distance per unit time .

Q: 2. Hybridized Orbital Diagram • Determine the hybridization of the indicated atom • Sketch the…

A:

Q: Calamine is a naturally occurring zinc silicate that contains the equivalent of 67.5% zinc oxide,…

A: Using mole concept we can easily determine how much reactants  is used or composition of elements in…

Q: TERACTIVE EXAMPLE Calculating the Molar Mass of a Gas from P, V, and T Data You are trying to…

A: Given,the mass of the hydro fluorocarbon gas sample = 0.100 gpressure exerted by the gas = 73.5…

Q: Show all your work. Don't forget units. a. A doctor orders for a patient to receive 0.06g of…

A: mass of medicine = 0.06gdensity of medicine = 1.5 g/mLvolume of medicine = ? mL

Q: How is the following compound related to A? A OH 오왜 A. tautomer B. neither C. constitutional isomer…

A: the following compound related to A isC. constitutional isomer but not a tautomer

Q: 2. Give all the structural isomers for the following organic compounds: a) C5H₁2 b) C5H10

A: Compounds with the same molecular formula but different structures/properties.

Q: the purpose of pictograms of safety in the chemistry lab

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Q: 7. Assume that the data in the table below stems from a liquid mixture that obeys Raoult's law. mole…

A: According to Raoult's law, the partial pressure of any volatile component of a solution at any…

Q: You are given a solution wherein [OH^-] is 1/4th of the concentration of [H^+]. What is the pH of…

A: Question 1Given:  To determine: pH of the solutionQuestion 2Given buffer A: a 250 mM solution of…

Q: 11. Draw the structures of products in each of the following transformations

A: To determine the structures of products in each of the following transformations

Q: A chemist adds 1.40 L of a 11.5 g/dL sodium chloride (NaCl) solution to a flask. Calculate the mass…

A: Note: 1 L = 10 dLVolume of a solution = 1.40 L = 1.40 × 10 dL = 14.0 dLConcentration of NaCl…

Q: A gas can is found to have a volume of 9410 milliliters. Set up the problem below and calculate the…

A: Dimensional analysis is used to convert a physical quantity given in one type of unit to some other…

Q: Below is the Lewis structure of the hydrogen cyanide (HCN) molecule. H:C:::N: Count the number of…

A: A Lewis structure is a diagram that shows the bonding between atoms of a molecule, as well as the…

Q: For the equilibrium system below, which of the following would result in an decrease in the quantity…

A: According to Le Chatelier's principle, if a system at equilibrium is disturbed by changing the…

Q: Consider this reaction: 2HI (g) → H₂(g) + 1₂ (g) At a certain temperature it obeys this rate law.…

A:

Q: Calculate the Ka of a 0.750 M solution of the weak acid HC₂H3O2 which has a pH of 3 92

A: Given Concentration of HC2H3O2 = 0.750 MpH of HC2H3O2 = 3.92Ka of HC2H3O2 = To be determined

Q: An insulated container is used to hold 42.2  g of water at 37.8 °C. A sample of copper weighing 17.1…

A: Given that, Weight of water in insulated container mw = 42.2 gInitial Temperature of water in…

Q: Multiply or divide the following measurements. Be sure each answer you enter contains the correct…

A: Addition and subtraction:Here, in this case we round the answer to the same number of decimal places…

Q: How many moles of CSOH are contained in 244 mL of 0.135 m CsOH solution? The density of the solution…

A: Volumeof CsOH = 244 mlMolality of CsOH = 0.135 mDensity of solution = 1.22 g/mL

Q: Compare Solution A and Solution B in each label and drag the label to the appropriate concentration…

A: Given solutions:Solution A= 0% w/v and Solution B= 0% w/v Solution A= 12.23 % w/v and Solution…

Q: What is the core charge for 35-sulfide? (report your answer as a simple whole number)

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Q: Match the description below with the following microscopic pictures. More than one picture may fit…

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Q: 20. If the pH of a solution is 5.22, what is the concentration of hydroxide ions in the solution?…

A: 'p' in pH is derived from the word 'potenz' which means potential. So, pH means potential of…

Q: There are three sets of sketches below, showing the same pure molecular compound (hydrogen chloride,…

A: Given Molecule: HClMelting point of HCl : -114.8 oCBoiling point of HCl: -85.1 oCGiven temperature…

Q: Lake Michigan holds 1.3x10^15 gallons of water. If just Chicago removed water from the lake and it…

A: The conversion factor we should use in this case:1 year = 365 days

Q: Which of the following is the best Lewis diagram for CH₂O? O O H-C- -H I H- C-H C: H—•—H HIC-H

A: The depiction of chemical bonding between the atoms through the balance of their valence electrons…

Q: Use the References to access important values if needed for this question. The Gibbs Free Energy…

A:

Q: Which functional groups are present in the molecule shown? Select all that apply. Alcohol Alkyne…

A: The special type of groups present in the molecule which impart unique characteristics to a molecule…

Q: What is the concentration of a solution of a potassium bromide solution if 29.4 g of KBr are…

A: Given,the mass of KBr = 29.4 gvolume of the solution = 224 mL

Q: Convert 7.6 cm to m

A:

Q: In the following reaction 3 AgNO3 + FeCl3 → 3 AgCl + Fe(NO3)3 2 g of AgNO3 react with 1.7 g of…

A: Limiting reagent can be define as one of the reactant which totally consumed by the end of the…

Q: A student proposes the following Lewis structure for the oxygen difluoride (OF₂) molecule. :- Assign…

A:

Q: What is the kinetic energy of a 62.7 kilogram person moving at a velocity of 29.0 meters per second?…

A: The formula of the kinetic energy is :=> K.E = 1/2mv2 where, m is the mass in kg v is the…

Q: HO H2SO4 H2O

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Q: A muffin recipe calls for 34 cup of sugar for every 12 teaspoon of salt. How much salt should be…

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Q: Which amino acid would migrate the furthest toward the NEGATIVE electrode, during paper…

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Q: Consider the two halves of the sphingomyelin molecule: A parts of molecule Group A b✓ Group B d…

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Q: Provide the structures of the major organic product(s) of the following reaction. CH3 CH3 NaOH heat

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Q: a) Draw the above molecule showing every atom b) Draw the electron energy diagram (arrows on lines)…

A: The energy level diagram as well as electron configuration notation to represent which energy level,…

Q: Write the complete ionic equation and net ionic equation for magnesium nitrate and aqueous ammonia.…

A: Given:Magnesium nitrateAqueous ammoniaA net ionic equation is a chemical equation that shows only…

Q: 12. For each of the following molecules decide what type of intermolecular forces are present. If…

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Q: Write the complete ionic equation and net ionic equation for iron (III) sulfide and acetic acid.…

A: we have to write the complete ionic equation and net ionic equation, identify the weak and strong…

Q: 7. Calculate the pH value when 10.0mL of 1.0M HCI is added to the solution in question 5. (pH…

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Q: Phthalates used as plasticizers in rubber and plastic products are believed to act as hormone mimics…

A: ΔHcomb for Dimethyl phthalate (C10H10O4) =- 4685 kJ/mol.The molar mass of dimethyl phthalate= 194…

Q: Which compound has the longest carbon-carbon bond(s)? O CH3CH3 O CH2=CH2 O HCCH CH3CH2CH3 O All…

A: BondBond OrderBond LengthC―C11.54 A0C=C21.34 A0C≡C31.20 A0

Q: In a saturated solution of MgF₂ at 18°C, the concentration of Mg2+is 2.10 X 10-³ M. The equilibrium…

A: The expression of Ksp of MgF2 is:Given:

Q: Rank the following acids in order of weakest to strongest acid. You will need to reference a table…

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Q: Pure hydrogen gas H2 Match the description below with the following microscopic pictures. More than…

A: Hydrogen gas (H2) is a diatomic molecule formed by two hydrogen atoms.At a microscopic level ; the…

Q: The total volume of the PCR sample is 50 ul. What volume of the PCR buffer is needed if it is…

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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.