If I have an unknown quantity of gas at STP with a volume of 41 liters, how many moles of gas do have?

Complete the table for ion charge based upon their losing or gaining electrons in the outer shell. (use the periodic table as necessary.) group most likely ionic charge # of valence electrons i +1 ii +2 iii +3 iv +4 or -4 v -3 vi -2 vii -1 viii 0

When balancing a chemical equation:

What is the correct equation for cellular respiration?