NaOH + H2SO4 `->` help me sao ko viết đc pt vậy

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2NaOH + H2SO4 `->` Na2SO4 + 2H2O

bazo + axit ra muối và nước 
khi cho NaOH vào H2SO4 thì sẽ xảy ra phản ứng trung hòa tạo ra Na2SO4 VÀ NƯỚC

Pt : $ 2NaOH $ + $ H_2 SO_4 $ --> $ Na_2 SO_4 $ + $ 2H_2 O $

( bazơ + axit --> muối + nước ) <-- đây là phản ứng trung hòa nên luôn có phản ứng xảy ra. 

 

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