Answer:
0.220 mol He
Explanation:
Hello,
Based on the ideal gas equation of state:

Best regards.
The solute is the substance that you put into water to dissolve.
Which.i think its the answer
Hey there!
Great question;)
Answer:it is neutrally charged because it has the same number of protons(positively charged iona) and electrons(negatively charged ions)
I hope this helps:)