What is the density of a substance that weighs 100g and has a volume of 68cm3?

3. if the dartboard below is used to model an atom, which subatomic particles would be located at z?

2h2s + 3o2 2so2 + 2h2o which option gives the correct mole ratios? h2s: so2 = 2: 2 and o2: h2o = 3: 2 h2s: so2 = 2: 3 and o2: h2o = 3: 2 h2s: so2 = 4: 4 and o2: h2o = 5: 4 h2s: so2 = 4: 6 and o2: h2o = 4: 4

After cloud droplets form, what must happen to them for precipitation to occur?