1. I recently went to the dentist for a procedure that required me to have laughing gas (nitrous oxide, or N2O). I specified that I wanted EXACTLY 1.000 x 1025 molecules of this gas delivered to me. If he was going to be my dentist, he had to prove to me he knew a little chemistry. How many grams would he have to deliver?
2. When answering the question of what I would do for a Klondike bar, I said I would jump into the Nile river with a crocodile while wearing 5.50 x 1025 atoms of lead on my bo 更多