A plant is burning limestone which analyzes 52% CaO, 41% CO2 and 7% inerts using coke that analyzes 90% C and 10% ash. The lime product obtained contains 3% CO2 and 1% unburned C. The top gas shows 24.1% CO2, 1% CO ad 74.9% N2. a. The kg limestone/kg coke is about .

b. The lime-fuel ratio is about .

How does a catalyst increase the speed of a reaction? a. the catalyst eliminates the activated complex stage, allowing products to form immediately. b. the catalyst lowers the energy level of the reactants, making it easier for them to react. c. the catalyst makes it easier for the activated complex to form, lowering the activation energy. d. the catalyst raises the energy level of the products, making the reaction finish sooner. reset next