Question: An element consists of 1 40 of an isotope with mass
An element consists of 1.40% of an isotope with mass 203.973 amu, 24.10% of an isotope with mass 205.9745 amu, 22.10% of an isotope with mass 206.9759 amu, and 52.40% of an isotope with mass 207.9766 amu. Calculate the average atomic mass and identify the element.
Relevant QuestionsThe production capacity for acrylonitrile (C3H3N) in the United States exceeds 2 million pounds per year. Acrylo-nitrile, the building block for polyacrylonitrile fibers and a variety of plastics, is produced from gaseous ...An ionic compound MX3 is prepared according to the following unbalanced chemical equation: M + X2 → MX3 A 0.105g sample of X2 contains 8.92 × 1020 molecules. The compound MX3 consists of 54.47% X by mass. What are the ...A sample of LSD (d- lysergic acid diethylamide, C24H30N3O) is added to some table salt (sodium chloride) to form a mixture. Given that a 1.00- g sample of the mixture undergoes combustion to produce 1.20 g of CO2, what is ...Consider the following data for three binary compounds of hydrogen and nitrogen: When 1.00 L of each gaseous compound is decomposed to its elements, the following volumes of H2(g) and N2(g) are obtained: Use these data to ...Element X forms both a dichloride (XCl2) and a tetra-chloride (XCl4). Treatment of 10.00 g of XCl2 with excess chlorine forms 12.55 g of XCl4. Calculate the atomic weight (mass) of X and identify X.
Post your question