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Calculate the formula mass of

CompletionTo calculate the percent composition of a known compound, start with chemical formula of the compound and calculate
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2. asked by Bryan
3. 639 views
I need to know if I have th right molecular formula for Sorbito39.56g C 7.75g H 52.7g O Empirical Formula is CH2O 30.026 amu how
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2. asked by Joshua
3. 1,208 views
calculate the empirical formula: 79.8%C and 20.2%H. what os the formulaTake a 100 g sample. That will give you 79.8 g C 20.2 g
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2. asked by lauren
3. 1,978 views
state the chemical formula of phthalic acidand calculate the molar mass using the formula.
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2. asked by marcus
3. 751 views
A solutionof 2.50g of a compound having the empirical formula C7H6O2 in 25.0g of benzene is observed to freeze at 4.3 degree
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2. asked by Anonymous
3. 1,085 views
A solution of 2.50g of compound having the empirical formula C6H5P in 25.0g of benzene is observed to freeze at 4.3 degrees
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2. asked by Sasha
3. 642 views
A solution of 2.50 g of a compound having the empirical formula C6H5P in 25.0 g of benzene(C6H6) is observed to freeze at 4.3
1. 3 answers
2. asked by Sara
3. 4,991 views
Calculate the formula mass of barium bromate, Ba(BrO3)2, in atomic mass units (amu or u).
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2. asked by Anonymous
3. 1,232 views
i.Calculate the volume of carbon ivoxide given off at stp when 20gram of octane is burnt in excess air (c=12,1+=1 gmv of any
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2. asked by lawrence
3. 545 views
I am confused as to how to solve the below problem. I am not sure which formula to use. At first I thought I calculate the molar
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2. asked by Julie
3. 686 views