- Lim(x, y)→(0,0) (xy cos y)/(3x^2 + y^2)?

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Arrange the following in order of increasing acid strength:
CHCl2COOH, CF3COOH, CH3COOH, CH2BrCOOH? 367mL of sulfuric acid is exactly neutralized with 791 mL 0.360 M lithium hydroxide solution. What is the concentration of the acid solution? Can you please help me understand why: 1 * 1.25 does not equal 1/.75? Solving for X algebraically led me to this confusion.
Thanks!? A number that is a rational number but not a fraction. explain with reason.? Rewrite the rational expression as an equivalent rational expression whose denominator is the given polynomial.?