high-risk-not financially safe or secure; a bad investment; high risk investments; anything that promises to pay too much can't help being risky; speculative business enterprises. speculative, risky, bad. unsound-not sound financially; unsound banking practices.
Iodine has seven valence electrons. Valence electrons of an atom are located in the outermost shell of the atom and participate in bonding. If an... Become a Study.com member to unlock this answer!
What would be the... show more Let's say, naturally occurring iodine has an atomic mass of 126.9045. A 12.3849-g sample of iodine is accidentally contaminated with 1.00070 g of 129^I, a synthetic radioisotope of iodine used in the treatment of certain diseases of the thyroid gland. The mass of 129^I is 128.9050 amu. What would be the... show more Let's say, naturally occurring iodine has an atomic mass of 126.9045.