ইউটিউব চ্যানেল লাইক দিন TETRAHEDRON CHEMISTRY CLASSES


83,000 2.51%

210,000 2.78%

98,500 3.35%


3,390,000 1.13%

43,200 1.36%

1,480,000 2.19%



10,500,000 3.02%

59,200 2.96%

216,000 3.11%

48,500 3.65%

2,480,000 4.31%

760,000 1.68%

448,000 3.1%

867,000 1.75%

114,000 2.85%

266,000 4.61%

568,000 1.96%