WILL GIVE BRAINLIEST!! What adaptation helps the pelican to swim?
Big wings
Long beak
Strong legs
Webbed feet

Answer asap need it by wednesday morning calculate the ph of 0.02m hcl best answer will be brainliest

Rank the four gases (air, exhaled air, gas produced from from decomposition of h2o2, gas from decomposition of nahco3) in order of increasing concentration of co2

4. propanol and isopropanol are isomers. this means that they have a) the same molecular formula but different chemical properties. b) different molecular formulas but the same chemical properties. c) the same molecular formula and the same chemical properties. d) the same molecular formula but represent different states of the compound