Solve the problem.pH = -log10[H+] Find the [H+] if the pH = 3.4.
A. 3.98 × 10-3
B. 2.51 × 10-3
C. 2.51 × 10-4
D. 3.98 × 10-4
Answer: D
Mathematics
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A. -1 B. 0 C. -9.7 D. 9.7
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Provide an appropriate response.
- 
=
A. 
B. 
C. 
D. 
E. 
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Completely factor the polynomial or state that the polynomial is prime.(x + 5)2 - 64
A. (x + 13)(x - 3) B. x2 + 10x - 39 C. (x + 3)(x - 13) D. (x + 69)(x - 59)
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Express as a sum of logarithms.log2 xy
A. log2 x + log2 y B. log1 x + log1 y C. log2 x - log2 y D. log1 x - log1 y
Mathematics