http://www.snopes.com/science/dhmo.asp Write 250 - 500 words. Have fun! (25 points) Discuss the nature and importance of the "mole'. 100 — 150 words. (10 pts)
Balance the following chemical equations (5 pts) Fe + 02 ----> Fe203 CaCO3 + HCI ----> CaCl2 + CO2 + H2O C6H14 + 02 ----> CO2 + H2O
Calculate the Formula Mass and Molar Mass for each of the following compounds. (5 pts)
MnO2 formula mass = molar mass =
C5H12 formula mass = molar mass =
XeF6 formula mass = molar mass =
Calculate the number of moles in each of the following. (5 pts)
98.0 grams of MnO2
12.0 grams of C5H12
100.0 grams of XeF6
Sr
Sample Solution