- What is purity powerman?

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What determines the strength of acids and bases? Two numbers, a and b, are such that a>b. Their sum is 49. Write an equation to represent this information. Would it still be a+b=49? Solve this inequality |x+1/x|<4, where|●| denotes modulus function? How is temperature related to the solubility of a salt? What is the molality of a solution when 1 mole of NaCl is dissolved in 250 ml of water?