If a positron is to be emitted spontaneously, how much more mass (as a minimum) must an atom of the parent have than an atom of the daughter nuclide? Explain.

Q: A colorless solid that melts at 103 to 105 C was subjected to IR Spectroscopy to determine the…

A: C5H11NO (DBE = 5- (11-1/2)+1 = 6-5 = 1. The compound is primary amide. Therefore the compound is…

Q: Draw a chromatogram showing the spots when a mixture of the following compounds is separated using…

A:

Q: Arrange the following sets of organic compounds according to increasing solubility in water 1.…

A: The solubility of isomeric alcohols increases with branching because the surface area of the…

Q: Solve the following problem. Show complete solution. What mass of Cu(IO3)2 can be formed from 0.400…

A:

Q: At 1000°C, the reaction NO2(3) + SO23) mia NO(g) + SO318) has Ke- 4.57. Suppose 0.160 mol of NO2 and…

A: Given data Reaction: NO2 (g)+SO2 (g)⇔NO (g)+SO3 (g) Initial mole of gases are NO2=0.160…

Q: Identify the encircled functional group.      a Amines     b Nitriles     c Amides     d…

A: Functional group : Functional group is a moiety which can be a group of atoms attached with…

Q: Match the reagents, materials and parameters to its appropriate description.

A:

Q: Mass Spectrum 100 - 80 - 60- 40 20- 10 20 30 50 60 70 m/z Relative Intensity

A: Note : Propyl acetate will give m/z = 43 corresponds to acetyl cation.

Q: Examine the following reaction. 3 CO 2 (g)+ 2 Fe( s) 5 Fe203(s)+3 CO(g) What is the equilibrium…

A:

Q: If you are attending the question plese answer both the questions otherwise I'll downvote

A:

Q: ne molality of a solution m

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

Q: Why is the isotope 36CI radioactive while 35CI and 37Cl are not? Elements with an number of protons…

A: Cl Isotopes of 36Cl is radioactive while 35Cl and 37Cl is not radioactive.

Q: determine the value of Ksp for Zn3(PO4)2 by constructing an ICE table.

A: Let molar solubility of Zn3(PO4)2 is equal to " s" mol/ liter.....

Q: Alo + FeO → Al½O36) + Fe)

A: Balanced the equation--->

Q: Calculate the pH of a urate buffer solution that contains 500.0 mL of 0.5506 M of uric acid and…

A:

Q: Tertiary alcohol has its hydroxyl group attached to the carbon atom that is connected to 4 alkyl…

A: Given statement is false.

Q: - Balance the following chemical equation. Show your complete solution. SiOz) + HF(aq) SIF4) SIF4) +…

A: Balanced the following cbemical reaction-->

Q: What is the general format of a reagent for the reaction of an alkene or alkyne to count as…

A:

Q: Consider the reaction between ozone, O3(g) & an unknown metal:   O3(g) + X(s) → XO (s) + O2(g) at…

A: Given reaction: O3(g) + X(s) → XO (s) + O2(g)

Q: The combustion of acetylene gas is represented by the equation: 2 CH2 + 502-4 CO2+ 2 H20 Assuming…

A: Given:: mass of C2H2 =20.0 g molar mass of C2H2 = 26 g mol-1 moles of CO2 = ?

Q: Which of the following best exhibits hydrogen bonding? Explain your answer. H.Se CH. NH3 HB

A:

Q: 12. Which type of interaction is formed when lonic solutes undergo dissolution in water? A. Hydrogen…

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

Q: Use the References to access im The equilibrium constant, Ke, for the following reaction is 0.365 at…

A: Kc for the following (forward) reaction is 0.365 :  NH4SH(s) <---> NH3(g) + H2S(g)  Kc for the…

Q: 0.25g of a certain substance is dissolved in 60g of water. The freezing point of the solution is -…

A: Which one of the following is correct

Q: (a) beta emission from aluminum-30 Al → He + Na Al + -je → 12 Mg je + 1% Si ie + Si 30 Al 13 Al → e…

A:

Q: lodine-131 is used to treat Graves disease, a disease of the thyroid gland. The amount of 131| used…

A:

Q: You are making an alloy of tantalum (Ta) with an atomic weight of 180.94788 g/mole and magnesium…

A: Molar mass of tantalum = 180.94788 g/mole  Molar mass of magnesium = 24.3050 g/mole  Given mass of…

Q: How do you call in binary phase diagram, the line which is described as the locus of all system that…

A:

Q: At 20 °C, the following concentrations were found for the gases in an equilibrium mixture for the…

A: Given, N2O(g) + NO2(g) ⇌ 3NO(g) Temperature = 20°C = (20 + 273.15) K = 293.15 K Equilibrium…

Q: In a closed vessel, 3.2 grams of carbon monoxide reacted with 14.6 grams of O2 -Based on the given…

A:

Q: Silver thiocyanate forms the red colored compound with ferric ammonium sulfate after reaching the…

A:

Q: Determine the pH level of a solution that has 0.05385 M of Pyridine, given that the Kb of pyridine…

A: Given, Concentration of the Pyridine solution (C) = 0.05385 M  Kb for pyridine = 1.620 x 10-6 Note:…

Q: Which of the following substances exerts the highest pressure at a tem Justify your answer.…

A: Given that -  Temperature = 273 K  Volume of one mole Hydrogen gas = 20.0 L  Volume of one oxygen…

Q: 1. A 1.2040 g sample containing sodium carbonate and inert material was dissolved in water and…

A: 1.) First we would write a 4 chemical equation between sodium carbonate and HCl . Then Calculate…

Q: Which of the following statements about the setup of thin layer chromatography is FALSE?     The…

A:

Q: Arrange the following sets of organic compounds according to increasing solubility in water I.…

A: If the aliphatic carbon chain length of alcohol is longer then the solubility in water like polar…

Q: The activation energy for the gas phase decomposition of chloroethane is 254 kJ. CH3CH2CI C2H4 + HCI…

A:

Q: The equilibrium constant, K,, for the following reaction is 2.74 at 1.15x103K. 2503(g) 2s02(9) +…

A: Equilibrium constant ( Kp ) is the ratio of partial pressure of products to partial pressure of…

Q: The aminolysis of acetic anhydride will produce aniline and ammonia as major products. True or…

A:

Q: Find out the pH of a 1.0 x 10-3 M NaOH solution.

A: pH of a solution measures acidity or basicity of a solution. pH less than 7 indicate that solution…

Q: A. Calculating Average Atomic Mass 1. Lead has four naturally occurring isotopes: Three isotopes of…

A:

Q: For the gas phase decomposition of hydrogen iodide at 700 K 2 HI- H2 + I2 the average rate of…

A:

Q: H 4- + HBr- ---

A: Here are required to show the electrophilic addition reaction of diene with hydrogen bromide as the…

Q: Nitroglycerin is a powerful explosive that forms different gases when detonated. Calculate the…

A: Given: Enthalpy change of detonated = -364 kJ/mol Mass of nitroglycine detonated = 10.0 g Known:…

Q: Match the given parts with the correct function…

A: In measurement and control applications, an integrator is a component whose output signal is the…

Q: 1. Calculate the pH of a pyridine buffer that contains 500.0 mL of 0.4214 M pyridine and 500.0 mL of…

A: Here we have to determine the pH of 500 ml solution containing 0.4214M and 0.4082M pyridinium . Kb…

Q: A 315mL of water was added to 2100 mL of 19M NaCI solution. What is the new concentration of the…

A: Since you have asked multiple type questions, we will solve only first  questions for you. If you…

Q: What relationship is generated in a cooling curve? amount of heat lost with respect to time the…

A: A question based on properties of solids that is to be accomplished.

Q: In a study of the rearrangement of ammonium cyanate to urea in aqueous solution at 50 °C…

A:

Q: Which of the following substances have a solvatochromic property? a.potassium hydrogen phthalate…

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

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.