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03.02.2021 •
Chemistry
Given the molecular formula, C9H13N, the correct empirical formula
is
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Ответ:
C9H13N
Explanation:
Since there is no common factor besides 1, the formula is already the empirical formula for this compound.
Ответ:
For this picture below: Yes. The base and height can be determined for both triangles. Use the formula A = 1/2bh to find the area of each, then add them to get the area of the trapezoid. 10 + 15 = 25 in^2.