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I hav 4 questions due todau with all the work. LIKE TODAY @ 11:49!!! 1. Vinegar contains 5.0 grams of acetic acid. in 100.0 mL of solution. Calculate the molartiy of acetic acid in vinegar. 2.If 20.0 grams of H2SO4 is dissolved in enough water to make 250.0 nL of solution. what is the molarity of the sulfuric acid solurion? 3. If all the water in 430.0 mL of a 0.45M NaCl solution evaporates, what mass of NaCl will remain? 4. What mass of Kbr is pressent in 25 mL of a 0.85M solution of potassium bromide? please help, im despirate and going to recieve a CAPITAL F if I don't turn this in .
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