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Are my answers correct? What whole number is equal to (5√3-19)(5√3+19).? What is the molarity of potassium hydroxide solution if 25.00ml of KOH is required to neutralize 2.042g of KHC8H4O4 (204.23 g/mol)? Find the distance between the lines with equations -9x-8y+4=0 and y=-9/8x+6? What precaution would you take when doing experiment with chlorine?