Mole many moles of Al2O3 are produced with 0.225 moles of AI? 4AI + 3o2 -> 2A1203​

The diagram below shows the different phase transitions that occur in matter. which arrow represents the transition in which dew is formed?

In a chemical reaction, the final amount of the products is determined by the a. universal gas law b. law of definite proportions c. air pressure d. temperature e. none of the above me

Calculate the ph at the equivalence point for the titration of a solution containing 150.0 mg of ethylamine (c2h5nh2) with 0.1000 m hcl solution. the volume of the solution at the equivalence point is 250.0 ml. kb forethylamine is 4.7 × 10−4 .