3. Chemical Reactions
Combustion Analysis
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- Multiple Choice
The combustion of 4.16 grams of a compound which contains only C,H,O and F yields 7.7 g CO2 and 2.52 g H2O. Another sample of the compound with a mass of 3.63 g is found to contain 0.58 g F. What is the empirical formula of the compound?
2599views25rank4comments - Multiple ChoiceWhen the following equation is balanced
C5H10(l) + O2(g) → CO2(g) + H2O(g)
What is the coefficient for carbon dioxide?1683views - Multiple Choice
A compound composed of carbon, hydrogen and nitrogen undergoes a combustion reaction to produce 264.21 g CO2, 63.06 g H2O and 46.4 g NO2. Determine its empirical formula.
2028views13rank1comments - Multiple Choice
An unknown compound is composed of carbon, hydrogen and oxygen. A 4.30 g sample is ignited and creates 8.59 g CO2 and 3.52 g H2O. If the molar mass is 176.22 g/mol, what is the molecular formula?
1877views12rank - Open Question
What else is produced during the combustion of propane, C3H8? H2O, C3H8, O2, C3H8O2.
1894views - Open Question
Which clue can be used to identify a chemical reaction as a combustion reaction? Oxygen is a product. A hydrocarbon reacts with oxygen. Water and carbon dioxide react. The reaction involves ions.
1219views - Open QuestionCombustion analysis of 63.8 mg of a c h and o1418views
- Open Question
Which clue can be used to identify a chemical reaction as a combustion reaction?
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