At room temperature, at what pressure would you expect dry ice to melt
instead of sublime?
I

Which factor is likely to impact the possible number of compounds ?

Asample of hydrated tin (ii) chloride (sncl2) has a mass of 4.90 g. when it is dehydrated, it has a mass of 4.10 g. which is the correct chemical formula for the hydrate? sncl2•2h2o          sncl2•4h2o          sncl2•6h2o

What is the scientific name for weight?