We are asked in the problem to convert teh unit mci or millicurie to another unit of radioactivity, becquerel. The conversion to be used in this case is <span>1 millicurie [mCi] = 37,000,000 becquerel [Bq] .The problem gives 15 mCi which when multiplied to </span>37,000,000 is equal to 5,550,000,000 bQ
Answer:
3.24 x 10⁴
Explanation:
There are only three sig figs in the starting integer, so to express that in Scientific Notation, you should have the same number of sig figs in the final answer.
Place a pointer at the end of the number 32,400, which should start behind the end of this number, which would be "32,400."
Move it to the left until you land on a number that IS NOT zero.
The number of spaces you've moved is the number of significant figures.
So once you get to the end, you'll notice you moved FOUR spaces, which explains why you are multiplying it by 10⁴.
Mucus found in the bronchial tubes collects dirt and germs that get into your lungs . Tiny hairs called cilia work to sweep out the debris collected to keep your lungs clean.
Elimanate B then C and then it should be A or D just sayin i could be wrong about this i hope im right