Solve the problem.pH = -log10[H+] Find the pH if the [H+] = 8.1 × 10-13.

A. 13.09
B. 12.09
C. 13.91
D. 12.91


Answer: B

Mathematics

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A. 70,436 B. 70,336 C. 70,446 D. 77,492

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A point on the terminal side of angle ? is given. Find the exact value of the indicated trigonometric function.(5, 12)Find sin ?.

Fill in the blank(s) with the appropriate word(s).

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