The Combustion of Titanium with Oxygen Produces Titanium Dioxide: Ti

question 148

Multiple Choice

The combustion of titanium with oxygen produces titanium dioxide: Ti (s) + O₂ (g) → TiO₂ (s)
When 2.060 g of titanium is combusted in a bomb calorimeter, the temperature of the calorimeter increases from 25.00 °C to 91.60 °C. In a separate experiment, the heat capacity of the calorimeter is measured to be 9.84 kJ/K. The heat of reaction for the combustion of a mole of Ti in this calorimeter is __________ kJ/mol.

• A)14.3
• B)19.6
• C)-311
• D)-0.154
• E)-1.52 × 10⁴

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