A 1.42 g sample of KCr(SO) XH20 was heated in a crucible to get a constant mass. The mass of the produced anhydrous salt (KCr(SO)2) (Molar mass = 283.1 g/mol) was 0.70 g. Calculate the value of 'x' in the formula. (Molar mass of H,O = 18.02 g/mol) O a 0.1 O b. 8 Oc 10 Od. 15 O e. 16 Clear my choice

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Chapter3: Calculations With Chemical Formulas And Equaitons
Section: Chapter Questions
Problem 3.120QP: You perform a combustion analysis on a 255 mg sample of a substance that contains only C, H, and O,...
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A1.42 g sample of KCr(SO)2 xH20 was heated in a crucible to get a constant mass. The mass of the produced anhydrous salt (KCr(SOh) (Molar mass = 283.1 g/mol) was 0.70 g.
Calculate the value of 'x' in the formula. (Molar mass of H20 = 18.02 g/mol)
O a 0.1
Ob. 8
Oc 10
Od 15
O e. 16
Clear my choice
Transcribed Image Text:A1.42 g sample of KCr(SO)2 xH20 was heated in a crucible to get a constant mass. The mass of the produced anhydrous salt (KCr(SOh) (Molar mass = 283.1 g/mol) was 0.70 g. Calculate the value of 'x' in the formula. (Molar mass of H20 = 18.02 g/mol) O a 0.1 Ob. 8 Oc 10 Od 15 O e. 16 Clear my choice
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