If 5 moles of Al2O3 are formed in the reaction "4 Al + 3 O2 --> 2Al2O3 " how many moles of aluminum are consumed and how many moles of oxygen are consumed?

For the reaction, 4 a(g) + 3 b(g) => 2 c(g), the following data were obtained at constant temperature. experiment initial[a],mol/l initial [b],mol/l initial rate,m/min 1 0.200 0.150 5.00 2 0.400 0.150 10.0 3 0.200 0.300 10.0 4 0.400 0.300 20.0 which of the following is the correct rate law for the reaction? 1. rate = k[a]2[b]2 2. rate = k[a][b] 3. rate = k[a]2[b] 4. rate = k[a][b]2

What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5

Calculate the number of kilojoules to warm 125 g of iron from 23.5°c to 78.0°c.