8. The sodium salt, NaA, of a weak acid is dissolved in water; no other substance is added. Which of these statements (to a close approximation) is true?
(A)60fa58a1811a1.jpg
(B)60fa58ab22e72.jpg
(C)60fa58b3a077c.jpg
(D)60fa58bc55557.jpg
(E) none of these

答案:登入後查看
統計: A(1), B(1), C(1), D(8), E(3) #2740236