In the reaction 2 blank 2pb+o2 the missing species is
(1) pbo
(2)pbs
(3) pbo2
(4) pbs4

Which of the following is true about a carbonated soft drink? . the carbon dioxide is the solvent, and water is the solute.. the water is the solution, and carbon dioxide is the solvent.. the carbon dioxide is the solution, and the water is the solvent.. the water is the solvent, and the carbon dioxide is the solute.. .

Find the missing probability in the table below a.0.10 b.40 c.0.80 d. 0.20

Element j is 1s 2s 2p 3s . (i) how many unpaired electrons does j have? (ii) is j a good oxidizing agent or a reducing agent? (iii) state reason for the answer.