The Combustion of Titanium with Oxygen Produces Titanium Dioxide: Ti(s)

question 59

Multiple Choice

The combustion of titanium with oxygen produces titanium dioxide: Ti(s) + (g) → (s)
When 2.090 g of titanium is combusted in a bomb calorimeter, the temperature of the calorimeter increases from 25.00 °C to 91.30 °C. In a separate experiment, the heat capacity of the calorimeter is measured to be 9.84 kJ . The heat of reaction for the combustion of a mole of Ti in this calorimeter is ________ kJ .

• A) 14.9
• B) 652
• C) -3.40
• D) -28.5
• E) -1.49 ×

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