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# Solve for x for the equation 2(3x) = 90. A solution contains 0.0085 M hydrogen ion concentration. What is the pH of this solution?

## Solve for x for the equation 2(3x) = 90. A solution contains 0.0085 M hydrogen ion concentration. What is the pH of this solution? An airplane generates the sound level of 120 dB on take-off. How many times greater than the threshold sound level is the sound of an airplane? A newspaper published the magnitude of earthquake is 8.0 on the Richter scale. What is the relative intensity of this earthquake?

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### Step: 1

1 Solve for x in the equation 2 3 x 90 To solve this equation we first divide both sides by 2 3 x 45 Now take the logarithm base 3 of both sides to so...### Get Instant Access to Expert-Tailored Solutions

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### Step: 2

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