How many particales are in 98.6 moles of magnesium

Explain how global warming could have affected yellowstone frog and salamander habitat's, resulting in changes in the populations of these species

If c + di is a point on the circle, then | c + di |=

An unknown substance is a white solid at room temperature and has a melting point of 78 °c. which of the following substances is most likely to be the identity of the unknown sample? a. naphthalene, a molecular solid with the formula c10h8 b. silica, a network solid held together by covalent bonds with the formula sio2 c. calcium chloride, an ionic compound with the formula cacl2 d. water, an molecular compound with the formula h2o