Question 4

KNO3 KO JAL ME DALNE PAR JAL THANDA KYU HOTA H

6 year ago
C.L. Saran
C.L. Saran

1 October ko hi visav shakahari divas kyu mnaya jata h 31 August ko kyu nhi

6 year ago
C.L. Saran
C.L. Saran

Injection ki nidal lohe ki kyu hoti h plastic ki kyu nhi

6 year ago
C.L. Saran
C.L. Saran

Tikakran kyu kiya jata h

6 year ago
C.L. Saran
C.L. Saran