Chemistry Question, Don't really know how to do it lol.

17.2 g

Explanation:

To calculate the moles :

The balanced chemical equation is:

According to stoichiometry :  

4 moles of produce =  4 moles of

Thus 0.085 moles of will require=  of

Mass of

Thus 17.2 g of will be produced form 20.0 g of HgS.

the movement of aircraft through clouds can even cause lightning strikes. a single lightning event is a "flash", which is a complex, multi-stage explosively ejected.

explanation:

and the person below goggled it.

mark as brainliest

answer: h+ its less than oh

explanation: