Carbohydrates and proteins are built up from their basic building blocks by the a. removal of a nitrogen atom between each two units b. addition of a water molecule between each two units c. removal of a water molecule between each two units d. addition of a carbon atom between each two units

The peak wavelength for the blackbody curve of a star is in the uv range. assuming the radiation from this star can reach earth, would you be able to see it?

Identify the electromagnets with poles that are reversed from the electromagnet shown above

16. why must the number of electrons lost equal the number of electrons gained in every redox reaction? use 3 – 4 sentences in your own words to address this question. 18. what type of radiation is emitted when chromium-51 decays into manganese-51? show the nuclear equation that leads you to this answer. 19. a radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. what was the identity of the original nucleus? show the nuclear equation that leads you to this answer.