13. (03.02 LC) Which layer is between the crust and the asthenosphere? (7 points)
O LIthosphere
O Mesosphere
O Outer core
O Inner core

Write a paragraph that provides examples of each stage of volcanic activity, a description of the volcano, and facts about each stage.

How many neutrons does a atom of cobalt have?

The following reaction shows sodium carbonate reacting with calcium hydroxide. na2co3 + ca(oh)2 → naoh + caco3 how many grams of naoh are produced from 20.0 grams of na2co3? (molar mass of na = 22.989 g/mol, c = 12.01 g/mol, o = 15.999 g/mol, ca = 40.078 g/mol, h = 1.008 g/mol) 12.2 grams 15.1 grams 24.4 grams 30.2 grams