An unknown compound with a mass of 100 grams consists of 46.47% C,
7.80% H, and 45.72% Cl. Wha...
Chemistry, 05.05.2020 11:52 juliajaelyn9658
An unknown compound with a mass of 100 grams consists of 46.47% C,
7.80% H, and 45.72% Cl. What is the empirical formula for this compound?
A. C2H6Cl
B. CH6Cl2
C. CHCL
D. C4H12CL2
Answers: 1
Chemistry, 21.06.2019 18:20
Complete the table for ion charge based upon their losing or gaining electrons in the outer shell. (use the periodic table as necessary.) group most likely ionic charge # of valence electrons i +1 ii +2 iii +3 iv +4 or -4 v -3 vi -2 vii -1 viii 0
Answers: 2
Chemistry, 22.06.2019 16:00
Inside a flashbulb, oxygen surrounds a thin coil of magnesium. when the flashbulb is set off, a chemical reaction takes place in which magnesium combines with oxygen to form magnesium oxide. which of the chemical equations matches the reaction above? a. mg + o2 mgo2 + energy b. 2mg + o mg2o + energy c. 2mg + o2 2mgo + energy d. mg + o mgo + energy
Answers: 1
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