How many moles are in 6.02 x 1023 molecules of H20?

What type of reaction is shown below? check all that apply. 2h2o2 → 2h2o + o2 synthesis decomposition combustion

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 : )

Estimate the molar mass of the gas that effuses at 1.6 times the effusion rate of carbon dioxide.