1. How many isotopes are depicted in the mass spectrum data above? 2. Which peak (A, B, C) shows the isotope with the greatest abundance in nature?
3. Which peak shows the isotope with the greatest number of neutrons?
4. The average atomic mass of this element is probably closest to ? AMU because:
5. What is the likely identity of element Z?
6. What is the atomic number of element Z?

The molecules contain like 54 of water 

Read the sentences below in 1962, i tried to enroll as the first black student at the university of mississippi. the governor of mississippi blocked my entrance which best describes the verbs used in the sentences? o they are past tense verbs, which are often used in narrative essays o they are past tense verbs, which are not often used in narrative essays. o they are future tense verbs, which are often used in narrative essays o they are future tense verbs, which are not often used in narrative essays.

The answer is probably c. xylem