Determine the limiting reactant for 4NH3(g)+3O2(g)→2N2(g)+6H2O(l)
needed:
available:

How is 0.00235 expressed in proper scientific notation? a. 2.35 × 10-3 b. 0.235 × 10-2 c. 2.35 d. 2.35 × 103

Compare and contrast physical changes with chemical changes.

Chemical energy is a form of a. kinetic energy only. b. both potential and kinetic energy. c. neither potential nor kinetic energy. d. potential energy only. reset