Consider the reaction: CO(g) + Cl2(g)COCl2(g) Using standard absolute entropies at 298K, calculate the entropy change for the system when 1.50 moles of CO(g) react at standard conditions. S°system = J/K

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 element is the least metallic between cadmium, silver, zinc, or iron?

Which of these statements best explains why space exploration should be encouraged? it prepares humans to live without oxygen. it dispel myths about objects in space. it prevents comets and asteroids from striking earth. it creates technology to absorb harmful radiations in space.