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Hiral

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An air traffic controller observes two airplanes approaching the airport. The displacement from the control tower to plane 1 is
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Vector points in the positive x direction and has a magnitude of 75m . The vector C=A+B points in the positive y direction and
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2. 730 views
An off-roader explores the open desert in her Hummer. First she drives 25 degrees west of north with a speed of 7.0 km/h for 15
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2. 1,077 views

Calculate the pH that results when the following solutions are mixed 1. 35 mL of 0.20 M formic acid 𝐻𝐶𝑂𝑂𝐻, 𝐾𝑎 = 1.77 × 10−4 2. 55 mL of 0.10 M sodium formate 𝐻𝐶𝑂𝑂𝑁𝑎 3. 110 mL of water

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