<span>these include your skin, tears, mucus, cilia, stomach acid, urine flow, 'friendly' bacteria and white blood cells called neutrophils.</span>
Answer:
• One mole of oxygen is equivalent to 16 grams.
→ But at STP, 22.4 dm³ are occupied by 1 mole.

What they have in common is that they both have the same number of atoms. Hope this helps. :)
Answer:
I guess you just answered a lot of questions
Explanation:
Thanks for the points btw :)