The salt which is formed by neutralization of weak acid and weak base is?

The salt which is formed by neutralization of weak acid and weak base is?

نمک جو کمزور تیزاب اور کمزور بنیاد کے بے اثر ہونے سے بنتا ہے؟
Explanation

The salt which is formed by neutralization of weak acid and weak base is (NH4)2CO3.