The answer is A. Aluminum Chloride it does not have the prefix "tri-" since it is ionic.
Use the 1st order decay equation
<span><span>Cfinal</span>=<span>Cinitial</span><span>e<span>−kt</span></span></span>
by filling in and doing the math you will get:
<span> </span><span>Cfinal</span><span> = 1.11 grams Rn-222 after 23 days.
hope this helps
</span>
Answer:
option B. they both generate radioactive wastes.
False. A group of cells is called a tissue.
