Add New Description

Fill up the form and submit

Question

কোনটি TSP সার?

CaSO_4

Ca(H_2 PO_4 )_2

CaSO_4 2H_2 O

কোনোটিই নয়

ANS : 4

Descrption

To add a description please, login first. click here to login

Cancel Login

©2024 SATT ACADEMY. All rights reserved.