g A 25.0 mL solution of sulfuric acid was titrated to the end point by adding 48.65 mL of 0.250 M sodium hydroxide. What was the concentration of the original sulfuric acid solution

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

Describe the difference between a. a hypothesis and a theory and b. an observation and an experiment.

The best solution for preventing harm to people and pets from severe hurricanes involves determining and warning residents about what