Question 9 1 pts
What is the maximum mass of iron, in tonnes, that can be obtained when 40 tonnes of
iron(III) oxide,
Fe2O3 (Mr = 160), are reduced in a blast furnace according to the equation below?
Fe2O3 + 3C0 → 2Fe + 3CO2

Seltzer water is created by placing water under pressure with carbon dioxide gas. which of the following statements best describe seltzer water: a. the solution will be slightly acidic b. the solution will be slightly basic. the solution will be strongly acidic. d. the solution will be strongly basic. e. the solution will be neutral

Electric charge is what ? a. kinetic energy b. radiation c. discovery d. electricity

What term is missing from the central region that describes hypotheses, theories, and laws? popular predictable mathematical falsifiable