DU 24 25

• Subject: রসায়ন ১ম পত্র
• Chapter: ল্যাবরেটরির নিরাপদ ব্যবহার
• Feb. 25, 2025 | 7:30 a.m.
• Duration: 30 min

rules

• participant must have an user account.
• one person can participate only once but may practice multiple times
• any participant can be expelled on authority's will
• on any problem messege the admin at mdshantoujar@gmail.com