The products of the reaction between potassium hydroxide, KOH, and nitric acid, HNO3, are potassium nitrate and

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

Modern weaponry has increased the number of deaths in wars and violent conflicts.

At 300 mm hg, a gas has a volume of 380 l, what is the volume at standard pressure