Question:রকেটের জ্বালানিতে কোন এসিড ব্যবহৃত হয়? 

A `H_2SO_4` 
B HCI 
C `HNO_3` 
D `H_2CO_3` 

+ Answer
C 

+ Report

Md. Sohel Arman

Editor, VCampus

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