Latoya and her dad are vacationing in New York. While taking a picture of the Statue of Liberty, she noticed her dad’s head was
directly at the top of the torch. She knew that the statue was 305 feet tall, so she wondered how far away her dad was from the base of the statue. Using the measurements below, find the distance from the base of the statue to her dad's feet. Set up a proportion, show all work.
1 answer:
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Answer:
The amount of salt required is 0.3685 grams.
Step-by-step explanation:
20.9% of 1 gram of salt is chlorine, which means the grams of chlorine in 1 gram of salt are
Now, to make 220 ppm solution, it must be that
where is the grams of chlorine required.
We rearrange the equation and solve for
since 1 gram of salt has 0.209 grams of chlorine, 0.07702g of chlorine corresponds to
Thus the amount of salt required is 0.3685 grams.