Determine the masses of the individual isotopes

Assignment Help Chemistry
Reference no: EM13673098

Rhenium has 2 naturally taking place isotopes- Re-185 with a natural abundance of 37.40 percent and Re-187 with a natural abundance of 62.60 percent. The sum of the masses of the two isotopes is 371.9087 amu. Determine the masses of the individual isotopes?

Reference no: EM13673098

Questions Cloud

State the electronic configuration of the ni2+ ion : State the electronic configuration of the Ni2+ ion. (b) Explain what are the possible values of the total spin quantum numbers S and Ms for this ion
Define wave function for the ground state of a hydrogen atom : The wave function for the ground state of a hydrogen atom is Ne-r/a0, Find out the normalization constant N.
Explain how many ml of naoh will it take to neutralize hcl : Explain how many ml of .250MNaOh will it take to neutralize 10.0ml of .100M hydrochloric acid (HCL). Explain how many ml of .250MNaOH will it take to neutralize 10.0ml of .100M hydrofluric acid (HF)
Compute the percentage of chloride in the original sample : A silver chloride 143.32 g/mol precipitate weighing 0.2407 grams was obtained from 0.3025 grams of a soluble salt mixture. Compute the percentage of chloride 35.453 g/mol in the original sample.
Determine the masses of the individual isotopes : Rhenium has 2 naturally taking place isotopes- Re-185 with a natural abundance of 37.40 percent and Re-187 with a natural abundance of 62.60 percent. The sum of the masses of the two isotopes is 371.9087 amu. Determine the masses of the individual..
Explain what is the ph of the diluted solution : Explain an aqueous solution with a pH of10.60 is diluted from 1.0 L to 1.5 L. Explain what is the pH of the diluted solution
Explain what are the h3o+concentration in neutral water : At 15 °C, the water ionization constant, Kw, is 4.5 ´10-15. Explain what are the H3O+concentration in neutral water at this temperature
Explain what happens when this reaction mixture is treated : State an equation showing the reaction of acetylsalicylic acid with sodium bicarbonate. Explain what happens when this reaction mixture is treated with hydrochloric acid. Reaction equation would be appropriate
Explain why difficult to distinguish using proton nmr : Explain how carbon NMR distinguishes the 3 isomers1, 2-dimethylbenzene, 1, 3-dimethylbenzene and1, 4-dimethylbenzene. Explain why are they difficult to distinguish using proton NMR

Reviews

Write a Review

Chemistry Questions & Answers

  State what is the heat capacity of the copper in j/k

assuming no heat loss, and that the specific heat (capacity) of water is 4.184 J/g*K, what is the heat capacity of the copper in J/K?

  Explain doubling the concentration of 1-bromobutane

How would the following changes affect the rate of the reaction with 1-bromobutane with NaI: doubling the concentration of 1-bromobutane. Doubling the concentration of NaI

  Define balance each of the half reactions in acidic solution

Balance each of the half reactions in acidic solution a)Cu(s)>Cu^2+(aq) b)SO4^2-(aq)>SO3^2-(aq) c)BrO3^-(aq)>Br^-(aq) d)IO3^-(aq)>I2(s)

  Evaluate the specific heat of freon

A calorimeter with a heat capacity of 4.61 kJ/K contains 18,050 g of freon-12. Benzoic acid is combusted in the calorimeter and liberates 26,400 J of heat energy causing the temperature to rise 3°C. Calculate the specific heat of freon-12 in J/g°C..

  How to calculate the ph of the solution

A buffer is prepared by mixing 295 mL of 0.210 M HCl with 584 mL of 0.559 M ammonia (NH3). Given that the Kb of NH3 is 1.8 x 10-5, calculate the pH of the solution.

  Explain what mass of aluminum oxide would be generated

If 2.30 grams of rust were allowed to react with aluminum metal, aluminum oxide would be formed. what mass of aluminum oxide would be generated from this reaction

  Explain heat energy is needed to raise the temperature

How much heat energy is needed to raise the temperature of 2.01 Kg of this oil from 23 C to 191 C?

  Compute how many grams of quickline

limestone is decomposed by heating to quicklime and carbon dioxide. Calculate how many grams of quickline can be produced from 1.0kg of limestone

  Define what is the solubility of mns

What is the solubility of MnS, in grams per liter, in a buffer solution that is 0.115M HC2H3O2 - 0.500M NaC2H3O2 ? For MnS, Kspa=3x10^7

  Explain each polypeptide in the alpha keratin dimer

Each polypeptide in the alpha keratin dimer has 3.5 residues per turn, resulting in the slight winding, or twist, around the other polypeptide

  Define what is the specific heat (c) of the substance

A 25.43 g sample of a substance is initially at 25.9 °C. After absorbing 1137 J of heat, the temperature of the substance is 120.5 °C. What is the specific heat (c) of the substance?

  Explain the most strongly attracted to a cl- ion

Which of the following molecules would you expect to be the most strongly attracted to a Cl- ion. H-F

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd