19. What is the mass number of a potassium (K) atom that has 20 neutrons?

One of the cell membrane's functions is to protect the cell keep wastes in the cell create new cells keep light out of the cell

Which of these sequences lists the correct order for the creation of sedimentary rock from sediment? a. deposition, burial, compaction, cementation b. burial, deposition, compaction, cementation c. compaction, deposition, burial, cementation d. cementation, deposition, burial, compaction

Define dew point. i am writing this part to be able to ask the question