1.2 DM³ is something like Deca cubic meter, so this must be like 12 m³. Imo, you better write what you meant. 1.2 dm³ = cubic decimeter aka liter. And … SO2 is at STP a gas not a liquid or solid; did you meant moles in a volume of a gas ( & at whi... read more
Measure out 240 cm3 of 2.0 mol dm-3 hydrochloric acid (0.48 moles) and make this up to 1.2 dm3 of solution. read more