Chapter 3
nun and chemical equipment. Sodium hydroxide, chemical glass bars toilet paper man
calcium hydroxide paper newspapers wire mesh
sanfiorik acid waters following it.
Truang cylinder gasoline Eyedropper bottle as beaker tree
news
The gang wind shield alcohol lamp
digital machine
Distilled water timer
Not the trial method line staging equipment and chemical preparations 1.
nun nun leading seed removal. Shell and dirt, leaves only 2
nun clean fuzzy.Prepare the solution as follows:
NaOH aqueous solution, Ca (OH) 2 and 8 H2SO4 concentration 0.5, 1.0, 1.5, 2.0, 2.5 and 3.0 mol/l
3. prepare Curry through wire mesh wire money or screens to cut into a rectangular sheet of approximately 12 x 24 cn
.Episode 2 Study on gas adsorption capability of paper and other papers relative to nun
. Episode 2.1 Study on gas adsorption capability of paper and other papers relative to nun
1 experiment method. Paper, paper toilet paper nun newspaper each 1 x 1.5 cm
2 size 2. Drops of vegetable oil Gasoline on each type of paper. 1. type the timer drops of oil is to absorb and measure the diameter of the droplets of oil on a sheet of paper, and then save the results
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