Which one of the following is an element? a. salt water
b. sugar
c. oxygen
d. chocolate chip cookies

List the two type of transporst that the cell in orde to transport molecules acroos the membrane

Design techniques and materials that reduce the negative environmental impact of a structure are referred to as

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.