(Solved): Solid aluminum reacts with gaseous oxygen to form solid aluminum oxide. Which one of the following ...

Solid aluminum reacts with gaseous oxygen to form solid aluminum oxide. Which one of the following equations accurately represents this chemical reaction? A AI + O ? AIO B) Al(s) + O?(g) ? Al2O3(s) C) 4Al(s) + 30?(g) ? 2Al?O3(s) (D 2Al(s) + 03(g) ? Al?O3(s) If it takes 628 J to raise the temperature of a 125 g quantity of silver from 25.00°C to 32.14°C then the specific heat of silver in joules is A 0.704 J/gK B 0.200 J/gK C) 0.704 cal/gk D) 0.200 cal/gk Which postulate in the atomic theory did the discovery of electrons contradict? A) Atoms are indivisible B Atoms of the same element have the same properties (C) Chemical compounds are composed of atoms of different elements D) Chemical reactions are merely rearrangements of the atoms