When 1 experiment by the metal compounds dissolved in water and to wick
1.? Prepare a solution of โลหะแทรนซิชัน compounds. The concentration of solution is 2 M
2.The cotton rope to cut to a length of about 10 cm and soak in the solution for 5 minutes
3.? The rope soaked solution and drying, 4
. Candle wax and use the rope by dissolving a wick
5.Light a candle, and observe the color of the flame, and record the results.
.
การแปล กรุณารอสักครู่..
