What is the atomic weight for exonium

Assignment Help Chemistry
Reference no: EM13114336

Elemental exonium (not a real element) consists of 2 major isotopes Abundance Mass 31% 95 amu,69%. 118 amu
What is the atomic weight for exonium?

Reference no: EM13114336

Reviews

Write a Review

 

Chemistry Questions & Answers

  How many grams of strontium-90 remain

The decay constant for strontium-90 = 0.0247y-1. if 10.0 g decay for exactly 60 years then determine how many grams of strontium-90 remain.

  Compute the activation energy for the flashing process

Compute the activation energy for the flashing process. When At 29 o C the average rate is 3.3 flashes every 10 seconds; at 23 degree Celsius the average rate

  What is the final concentration

54.0 mL of a 1.40 M solution is diluted to a volume of 218 mL. A 109-mL portion of that solution is diluted using 183 mL of water. What is the final concentration.

  Find out molecular formula of molar mass

Garlic smell is easily noticable due to the compound that is responsible for this is Allicin , when we analysed this compaound and find out molecular formula of molar mass= 486 grams

  Find out the dh for the given reaction

find out the ΔH rxn for the given reaction as C 3 H 4 (g) + 2 H 2 (g) → C 3 H 8 (g)

  Determine how much heat is released

Determine how much heat is released at constant pressure if 471.0 g of NO2 is produced,?

  How many kilowatt-hours of energy are required

A room contains 46 of air.How many kilowatt-hours of energy are necessary to heat the air in the house from 9 to 30? The heat capacity of air is 1.03.

  Determine how many grams of cah2 are required

determine how many grams of CaH 2 are required to generate 145 Litres of hydrogen gas if the pressure of hydrogen is 825 mm Hg at  temperature of twenty one degree Celsius? .

  What is the linear attenuation coefficient for the material

A material is found to have a tenth-thickness of 2.3 cm for 1.25-MeV gamma rays. a) what is the linear attenuation coefficient for this material? b) What is the half thickness? c) what is the mean-free-path length for 1.25-MeV photons in this mate..

  Determine the maximum amount of sulphur

Determine  the maximum amount of P4S10(444.545 g/mol) that can be produced  from 18.27 grams of Phosphorous (123.895 g/mol) and 9.42 g of sulphur (256.52 g/mol)

  Explain the main types of intermolecular forces

Explain the three main types of intermolecular forces including dispersion forces, intermolecular forces, dipole-dipole force explain what they are also provide an example of each intermolecular force where it occurs.

  Calculate the percentage of cl in a sodium hypochlorite

Calculate the percentage of chlorine in a sodium hypochlorite powder (disinfectant for pools) if 5.0 kg of powder gives off 2.3 kg of chlorine.

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