16. What is a pure substance formed when two or more different elementscombine called?A. compoundB. moleculeC. element
1 answer:
<h2>Answer:</h2>
Compound. Option A is correct
<h2>Explanations:</h2>
When two or more different elements combines, a compound is formed. For instance, if carbon and oxygen combines, carbondioxide is formed according to the equation;
From the reaction, carbon and oxygen are the elements while carbondioxide is the compound. Hence we can conclude that a pure substance formed when two or more different elements combine called compound.
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Answer:
1 ) 0.274 mol N2
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yea... im just gonna do two fo them, i think u can figure it out from there
Explanation:
