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2016-07-04T19:37:24+08:00
A compound is a pure substance composed of two or more different atoms chemically bonded to one another. A compound can be destroyed by chemical means. It might be broken down into simpler compounds, into its elements or a combination of the two. While the an Element is a substance that cannot be broken down into anything simpler by chemical means. It is made up of atoms of one kind only
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uhmm do you know how to answer this:btw this is math
100 students were interviewed 28took PE,31 TOOK BIO,42 TOOK ENG,9 TOOK PE AND BIO,10 TOOK PE AND ENG,6 TOOK BIO AND ENG,4 TOOK ALL 3 SUBJECTS.HOW MANY STUDENTS TOOK NONE OF THE 3 SUBJECTS?HOW MANY STUDENTS TOOK PE BUT NOT BIO OR ENG?HOW MANY STUDENTS TOOK BIO AND PE BUT NOT ENG,??PLS.ANSWER THIS..AND SHOW ME YOUR SOLUTION AND THE FORMULA...
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