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What is the empirical formula for a compound if a sample contains 1.0 g of S and 1.5 g of O?
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Determine the empirical formula what compound if a sample contains 0.104 mol K 0.052 mol C and 0.156 mol O?
Kc2o4
A 7.300 gram sample of aluminum was quantitatively combined with a sample of selenium to form a compound The compound weighed 39.35 grams What is the empirical formula for this compound?
The answer is Al2Se3 ... dont ask me why or how but thats what my online qiuz said was correct so thats the right answer!
An unknown sample with a molecular mass of 180.0g is analyzed to yield 40 percent C 6.7 percent H and 53.3 percent O What is the empirical formula and the molecular formula of this compound?
ch2o and c6h12o6
What is the emperical formula of a sample that has 80g Ca and 140g Cl?
The empirical formula for CaCl2 is CaCl2...you cannot simplify it any furthur.
If A 2.50-gram sample of calcium metal is heated in a 38.500 gram crucible to form a calcium oxide. if the crucible and product weigh 38.850 g what is the empirical formula for calcium oxide?
Calcium oxide is CaO.
empirical formula of a 9.50g sample of a compound that contains 3.03g of K 2.75g Cl and O?
This compound is potassium oxide, K2O.
What is the empirical formula for a compound if a 20.0 g sample contains 4.0 g Ca and 16.0 g Br?
CaBr2
Determine the empirical formula what compound if a sample contains 0.104 mol K 0.052 mol C and 0.156 mol O?
Kc2o4
What is the empirical formula of a compound composed of 31.1 g potassium and 6.36 g oxygen?
CH3 is the empirical formula of C2H6; this molecule is an alkane commonly known as ethane.
Determine the empirical formula of the following compound if a sample contains 5.28g Sn and 3.37g F?
get grams to moles, then divide each mol by the smallest mol. in htis case, you'd get, F4Sn.
A 7.300 gram sample of aluminum was quantitatively combined with a sample of selenium to form a compound The compound weighed 39.35 grams What is the empirical formula for this compound?
The answer is Al2Se3 ... dont ask me why or how but thats what my online qiuz said was correct so thats the right answer!
An unknown sample with a molecular mass of 180.0g is analyzed to yield 40 percent C 6.7 percent H and 53.3 percent O What is the empirical formula and the molecular formula of this compound?
ch2o and c6h12o6
a certain carbohydrate contains three elements carbon, hydrogen, and oxygen. the combustion of 59.5 g of sample produces 103.9 g of co2 and 8.50 g of h2o what is the empirical formula?
C2.5 H1 O2
What is the emperical formula of a sample that has 80g Ca and 140g Cl?
The empirical formula for CaCl2 is CaCl2...you cannot simplify it any furthur.
What three types of information are needed on order to find an empirical formula from percentage composition data?
· Assume that you have 100.0 g sample of the compound · Calculate the amount of each element in the sample · Convert the mass composition of each element to a composition in moles by dividing by the appropriate molar mass
A 10g sample of the compound copper oxide contains 2.0 g of oxygenWhat mass of oxygen would a 30 g sample of the same compound contain?
it has 6 gram of copper
What A 70.00-g sample of an unknown compound contains 16.20 g of sulfur what is the percentage by mass of sulfur in the compound?
The percentage is 23,14 %.
