Enough of a monoprotic acid is dissolved in water to produce a 0.0116 m solution. the ph of the resulting solution is 2.35. calculate the ka for the acid.

Which supports the idea that birds and butterflies both have wings but they do not have a common ancestor with wings? a. the wings are analogous structures that evolved differently and do not have a similar internal structure. b. the wings are homologous structures that evolved differently and do not have a similar internal structure. c. wings of birds are vestigial structures, but the wing structures of bats are not vestigial. d. wings of bats are vestigial structures, but the wing structures of birds are not vestigial

Which are forms of frozen water? check all that apply. dew frost hail rain sleet

The biosphere of the earth is made up of what compound? organic or inorganic?