When calcium carbonate and hydrochloric acid react, bubbles form. how do you know a reaction occurred? a gas was formed a precipitate was formed a color change happened the volume changed?

Cancer is 100% preventable if you follow all the necessary healthy behaviors. true or false

Compare germany’s culture and food to america’s culture and food.

22. which situation describes the appropriate use of drugs? a.using your friend’s prescription drug according to label instructions b.using an over-the-counter drug according to your friend’s instructions c.using an over-the-counter drug according to label instructions d.using your friend’s prescription drug according to your friend’s instructions