How many grams are in 0.220 mol of Ne?

The name of the ion, s2-, is: sulfurous ion sulfide ion sulfur ion sulfate ion

What is the pressure of 0.500 moles of carbon dioxide gas in a 2.5 l tank and at a temperature of 301 k? (r=0.0821 l·atm/mol·k) 3.08 atm 1.2 atm 0.23 atm 4.01 atm 4.94 atm

How to make a periodic table out of candy