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Questions and Answers
What is the mass of glucose (C6H12O6) required to produce 1.2 g of water?
What is the mass of glucose (C6H12O6) required to produce 1.2 g of water?
- 1.20 g
- 3.60 g
- 2.40 g (correct)
- 0.40 g
In the combustion of glucose, what is the mole ratio of CO2 to H2O?
In the combustion of glucose, what is the mole ratio of CO2 to H2O?
- 2:1
- 6:1 (correct)
- 1:2
- 1:1
What is the mass of oxygen produced from the decomposition of 2.25 g of KClO3?
What is the mass of oxygen produced from the decomposition of 2.25 g of KClO3?
- 3.54 g
- 0.89 g
- 5.06 g
- 1.77 g (correct)
What is the molecular formula of the compound used in glue?
What is the molecular formula of the compound used in glue?
What is the volume of 1.00 g of the compound used in glue at 100°C and 1.00 atm?
What is the volume of 1.00 g of the compound used in glue at 100°C and 1.00 atm?
What is the pressure of the CO2 gas in a 10.0-L flask at 20.0°C if 50.0 g of a mixture of MgCO3 and NaCl is heated?
What is the pressure of the CO2 gas in a 10.0-L flask at 20.0°C if 50.0 g of a mixture of MgCO3 and NaCl is heated?
What is the mass of MgCO3 in the original sample if 50.0 g of the mixture produces 10.0 L of CO2 at 20.0°C and 755 torr?
What is the mass of MgCO3 in the original sample if 50.0 g of the mixture produces 10.0 L of CO2 at 20.0°C and 755 torr?
What is the mole ratio of MgCO3 to NaCl in the original sample if 50.0 g of the mixture produces 10.0 L of CO2 at 20.0°C and 755 torr?
What is the mole ratio of MgCO3 to NaCl in the original sample if 50.0 g of the mixture produces 10.0 L of CO2 at 20.0°C and 755 torr?
What is the total mass of MgCO3 and NaCl in the original sample if 50.0 g of the mixture produces 10.0 L of CO2 at 20.0°C and 755 torr?
What is the total mass of MgCO3 and NaCl in the original sample if 50.0 g of the mixture produces 10.0 L of CO2 at 20.0°C and 755 torr?
What is the percentage of MgCO3 in the original sample if 50.0 g of the mixture produces 10.0 L of CO2 at 20.0°C and 755 torr?
What is the percentage of MgCO3 in the original sample if 50.0 g of the mixture produces 10.0 L of CO2 at 20.0°C and 755 torr?
