- Calculate the pH of the following solutions. (a) 0.51 M NaOH (b) 6.9 ✕ 10-10 M NaOH (c) 6.5 M NaOH?

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Use the formula to solve for the following? How can space bend if its empty and how can time curve? What is the equation of the tangent line to the function 6e^(4x) at x=0? When potassium is heated, a violet spectral line whose energy is 4.91 ✕ 10-19 J per photon is produced.
What is the frequency of this light? Find interval Convergence ?