Answer:
227 mmHg
Explanation:
Ptotal= PCO2 +PAr+PO2+PHe
PHe= Ptotal-PCO2 -PAr-PO2
PHe= (770 mmHg)-(128 mmHg)-(232 mmHg)-(183 mmHg)
PHe=227 mmHg
44.0095 you're welcome hope this helps
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The correct option would be 'electrons'
This is because electrons have a relative mass of zero.
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