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7. How many grams ammonium sulfate are needed to make a 1.25 L solution at a concentration of 7M? (2pts) 8. If you dilute 200 mL of a 5.4 M solution of LiCI to 1.0 L, determine the new concentration of the solution. (2pts) 9. Calculate the pH for the following solutions and indicate whether each solution is acidic or basic. (1pt each) a) b) [H*]=3.3x10²M c. pOH= 5.24 10. Label the Brønsted-Lowery acid, base, conjugate acid, and conjugate base (2pts) H,PO4 + NH3 = H,PO4 + NH4

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