__sns2 + __hcl —> h2sncl6 + __h2s

Sylvanite is a mineral that contains 28.0% gold by mass. how much sylvanite would you need to dig up to obtain 77.0 g of gold? explain how you got your answer and the steps you took. you

You have a sample of a gas that occupies a volume of 17ml at -111 degrees celsius. what volume does the sample occupy at 88 degrees celsius? show all work asap

At 300 mm hg, a gas has a volume of 380 l, what is the volume at standard pressure