JESTION 8 In the certain hydrated salt MSO3-4H2O, the mass percentage of H2O is 44.71%. Identify the element M in the salt?

Chemistry: The Molecular Science
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Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter2: Chemical Compounds
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Problem 130QRT: The element bromine is Br2, so the mass of a Br2 molecule is the sum of the mass of its two atoms....
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QUESTION 8
a) In the certain hydrated salt MSO3-4H2O, the mass percentage of H2O is 44.71%.
Identify the element M in the salt?
(b) A certain element has two naturally occurring isotopes.
The mass of one of the isotopes is 106.905 amu and its natural abundance is 51.60%.
The mass of the second isotope is 108.883 amu.
Calculate the average atomic mass
Write the chemical symbols of the isotopes
(c) An organic compound consists of carbon, hydrogen and sulfur only.
The percentage of carbon by mass in this compound was found to be 30.27%.
The complete combustion of 1.367 g this compound produces 1.765 g of sulfur dioxid
(SO2)
Transcribed Image Text:QUESTION 8 a) In the certain hydrated salt MSO3-4H2O, the mass percentage of H2O is 44.71%. Identify the element M in the salt? (b) A certain element has two naturally occurring isotopes. The mass of one of the isotopes is 106.905 amu and its natural abundance is 51.60%. The mass of the second isotope is 108.883 amu. Calculate the average atomic mass Write the chemical symbols of the isotopes (c) An organic compound consists of carbon, hydrogen and sulfur only. The percentage of carbon by mass in this compound was found to be 30.27%. The complete combustion of 1.367 g this compound produces 1.765 g of sulfur dioxid (SO2)
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