How many oxygen molecules are in 3.36 L of oxygen gas at STP?
with work

1. combine iron and copper (ii) sulfate solution. (hint: iron will form the iron (iii) ion) fe + cuso4 → 2. combine lead (ii) nitrate and potassium iodide solutions. pb(no3)2+ kl → 3. combine magnesium metal and hydrochloric acid solution. mg + hcl → 4. electrolysis (splitting) of water. h2o → 5. burning magnesium. mg + o2 →

Which element forms an ionic bond with flourine? 1) fluorine 2) carbon 3) potassium 4) oxygen

At 450 mm hg a gas has a volume of 760 l, what is its volume at standard pressure