Select the star life cycle that is accurate? a. star of one stellar mass, red giant, planetary nebula, white dwarf o b. nebula, star of one stellar mass, supernova, black hole o c. supernova, star of three stellar masses, red giant, nebula o d. nebula, white dwarf, red giant, planetary nebula

Which describes interactions between substances and stomata during photosynthesis? check all that apply. oxygen enters stomata. oxygen is released through stomata. carbon dioxide enters stomata. carbon dioxide is released through stomata. hydrogen enters stomata. hydrogen is released through stomata.

Answer asap need by wednesday morning calculate the ph of 0.16m ch3cooh which has ka = 1.74 x 10-5 mol dm-3 best answer will be brainliest

What is the binding energy of a nucleus that has a mass defect of 5.81*10-^29 kg a 5.23*10-^12 j b 3.15* 10^12 j c 1.57*10-3 j d 9.44*10^20 j