Minerals cannot be described by which of the following terms? select all that apply.
a. liquid
b. inorganic
c. noncrystalline
d. heterogenous

219 grams of iron (iii) oxide reacts with excess carbon according to the reaction equation shown below. fe2o3 + c → fe + co2 after a scientist performs the chemical reaction they find the actual yield of iron to be 57.4 grams. calculate the percent yield of this chemical reaction.

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

What is the relation between concentration of reactants and the rate of chemical reaction?