ESTIMATION OF MOLECULAR WEIGHT FROM FREEING POINT DEPRESSION

ESTIMATION OF MOLECULAR WEIGHT FROM FREEZING POINT DEPRESSION

Temperature

Beaker

Burner

Clamp Stand

Wire Gauge

Chemistry Lab

Analytical Balance

Analytical Balance

Analytical Balance

Analytical Balance

Thermometer

Tripod

Test Tube

Test Tube

Test Tube

Weighing Boat

Weighing Boat

Put napthalene in test tube and insert the thermometer into the test tube. When all the naphthalene has melted, stop heating. Finally, click on the thermometer to record temperature at the interval of 30s.Click "Next"

अब, नेफ़थलीन को टेस्ट ट्यूब में डालें और थर्मामीटर को टेस्ट ट्यूब में डालें। जब सारा नेफ़थलीन पिघल जाए, गर्म करना बंद कर दें। अगला पर क्लिक करें"