Plz help I’ll mark brainliest

Calculate the percent composition by mass of each element in al(oh)3. use at least three significant figures.

Light waves are as they pass through the

Which statement justifies that hydrogen peroxide (h2o2) is a polar molecule? the o – h bond is nonpolar and the molecule is asymmetric. the o – h bond is nonpolar and the molecule is symmetric. the o – h bond is polar and the molecule is asymmetric. the o – h bond is polar and the molecule is symmetric.