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Chemical Engineer

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AVG. SALARY

$115,930

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EDUCATION

Bachelor's degree

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JOB OUTLOOK

Increasing

Real-Life Activities

Real-Life Math -- Solution

You're a chemical engineer trying to scale down a running shoe fiber recipe. First, figure out what fraction of a full batch the one you are making is:

10,000 / 500 = 0.20or 1/20th of a full batch

So each ingredient must be divided by 20 to get the proper amount:

5,000 / 20 = 250 gallons of polycarbons
1,000 liters / 20 = 50 gallons binding agent
2,500 liters / 20 = 125 gallons bleaching agent
1,500 liters / 20 = 75 gallons lycra

Just to make sure you got it right, add the new list up and see if it adds up to 500:

250 + 50 + 125 + 75 = 500

"Mathematics is a foundation for all sciences, and chemical engineering is no exception," says Gerard Payser, a chemical engineering professor at Boston University. "You can't get away from it no matter how hard you try!"


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