You have two samples of water. Sample 1 contains little green stoneflies, armored mayflies, green caddisflies larva, pitot tube caddisflies and diving beetles. Sample 2 contains diving beetles, skinners, pitot tube caddisflies, and one northern case maker caddisflies. What can you say about these samples based on this information?

What is the most useful equation for electric power?

Area around a charged object where the objects can exert a force on another charged objects is an electric

Aflask with vinegar in it has a mass of 160 grams. a balloon with baking soda in it has a mass of 40 grams. the balloon is attached to the flask to seal the opening and the vinegar and baking soda mixes. the balloon inflates to a large volume. what will the total mass of the balloon and flask be after the balloon inflates? explain. a) less than 200 grams because the solid baking soda disappears. b) 200 grams, because all the atoms remain in the balloon or flask. c) more than 200 grams because the size of the balloon is so much larger. d) less than 200 grams because gases such as the one in the balloon are lighter than solids and liquids.