Phosphorus-32 has a half-life of 14.0 days. A 40.0g sample is being shipped. If it takes 27 days to arrive, how much p-32 remain upon delivery

The following image is of a diatom. it lives in water and gets food from photosynthesis. it is encased in a hard shell made of something similar to glass or sand . a diatom is a(n) because it has a) multi-celled organism; specialized parts. b) vertebrate; a skeleton. c) insect; an exoskeleton. d) single-called organism; only one cell.

This is the diveristy of ecosystems natural communites and habits it is the variety of ways that species interact with each other and their environment

Quick asap will give brainiest ! what best describes the same pattern of tides on earth throughout the day? neap tides spring tides semidiurnal tides nocturnal tides