Consider the following intermediate chemical equations. C(5)+ 02(g) → CO(g) CO(g)+ 02(g) - C02(0) How will oxygen appear in the final chemical equation? A O2(g) as a product B O2(g) as a reactant C OO(g) as a product D 20(g) as a reactant

Sulfuric acid (a component of acid rain) reacts with limestone (calcium carbonate) to produce calcium sulfate and carbon dioxide. this damages buildings and statues made of limestone. which solution of sulfuric acid will damage these structures more quickly? a. 0.001% b. 0.005% c. 0.010% d. 0.015%

Adeuteron, 21h, is the nucleus of a hydrogen isotope and consists of one proton and one neutron. the plasma of deuterons in a nuclear fusion reactor must be heated to about 3.02×108 k . what is the rms speed of the deuterons? express your answer using two significant figures.

Which element has the lowest electronegativity? calcium(ca) gallium(ga) selenium(se) bromine(br)