Express your answer using two decimal places. [H3O^+]=5.7x10^-8M

pls help!
No Links, it's not helpful!
Will give brainliest!
Thank You!​

Starch and are common polysaccharide carbohydrates found in plants. sucrose glycogen fructose cellulose

What method(s) do plants use to obtain nitrogen? select all that apply. absorb it from the atmosphere use bacteria to convert nitrogen to usable form obtain usable nitrogen compounds from the soil absorb nitrogen from water taken in at the roots

Word equation for k+ h2o yield koh + h2