How many mmHg are in 1 atm?*
760 mm Hg
101.3 mm Hg
670 mmHg
1.01 mmHg

How does blood clotting prevent the entry of pathogens through cuts and wounds? answer asap,, this is due tomorrow. will mark as brainliest or whatever you call it : )

Which best describes the present-day universe? opaque, expanding very slowly, stars produce heavy elements transparent, expanding at an accelerated rate, stars produce heavy elements opaque, expanding at an accelerated rate, stars produce only hydrogen and helium transparent, expanding very slowly, stars produce only hydrogen and helium

If you reacted 450 g of trimethylgallium with 300 g of arsine, what mass of gaas could you make?