<span> 2 hydrogen atoms attached to an oxygen atom.</span>
Answer:
One mole of any gas has a volume of 24 dm3 or 24,000 cm3 at rtp (room temperature and pressure).
Explanation:
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Answer: it's part of the immune system that focuses on specific foreign particles. Rather than generically attack any antigens, T cells circulate until they encounter their specific antigen. As such, T cells play a critical part in immunity to foreign substances !
Explanation:
