posted by Judy .
Enter the formula and state of the major species that result when a few grams (about 0.01 mol) of each substance is added to 100 mL of water. When appropriate use water to form species such as the hydronium ion. Separate multiple species by commas.
sulfur dioxide: S2-(aq), 2O-2 (aq)
silver sulfide: 2Ag+(aq), S-2 (aq)
nitrous acid: H+ (aq), NO2- (aq)
strontium fluoride: Sr+2(aq), 2F- (aq)
can you check my answers..i don't think i did all of them correctly