Refer to the given chemical equation to answer the following questions:
Fe2O3 + 2A1 - 2Fe + A1203
a. Mole ratio of iron oxide and
aluminum
b. Mole ratio of aluminum and iron
C. Mole ratio of iron and aluminum
oxide

Which is an example of the practical pursuit of alchemy? a. forming perfect substances. b. transforming base metals. c. developing metalworking techniques. d. linking spiritual characteristics with material substances.

Which of the following describes a situation where competition between producers exists

8. how much enthalpy/heat is transferred when 0.5113gof ammonia (nh3) reacts with excess oxygen according| to the following equation: 4nh3 +502 - 4n0+ 6h20ah = -905.4j