The chemical formula for hydrogen peroxide is H2O2 explain what the letters and numbers in the chemical formula represent ​

The enthalpy of formation of water is -285.8 kj/mol. what can be inferred from this statement?

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

The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.