How many grams of Zinc chloride, ZnCl2 should you weigh out on the scale in order to prepare 300 mL of a 2 M solution?

If the same amount of cacl2 is added to equal volumes of water and maple syrup, which will have the higher temperature?

In which layer of earth do most earthauakes occur a_ inner core b_outer core c_mantle d_crust

The organism shown is a free-living one that is anchored to the bottom of ponds and streams during one stage of its life cycle what is the common name for the group to which this organism belong