The element boron has two naturally occurring isotopes,11B (11amu) and 10B (10amu). Determine the percent abundance of each isotope if the weighted average atomic mass is 10.8amu.

Odysseus taunts the cyclops and reveals his name, endangering the lives of his men. what does this evidence from the text reveal about odysseus?

1. saved aronnax from drowning "an incident" 2. speed of the nautilus man-of-war 3. next to captain nemo conseil 4. electricity vigo bay 5. "a coral tomb" 20,000 leagues 6. the nautilus runs aground nemo's "thunderbolt" 7. episodes are connected by aronnax's quarters 8. captain nemo's "bank" cause 9. distance aronnax traveled on the nautilus "a fine death for a sailor" 10. captain nemo sinks for revenge 50 miles per hour

Which characteristic of james baldwin’s “notes of a native son” qualify as a work of literary nonfiction