Add New Description

Fill up the form and submit

ফিটকিরির সংকেত কোনটি ?

A l_{2} (S O_{4})_{3} . K_{2} S O_{4} . 24 H_{2} O

(N H_{4})_{2} S O_{4} . F e S O_{4} . 24 H_{2} O

M n S O_{4} . A l_{2} (S O_{4})_{3} . 24 H_{2} O

K_{2} S O_{4} . C r_{2} (S O_{4}) . 24 H_{2} O

ANS : 1

Descrption

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

Cancel Login