chemistry experiments for children

silverchloridestill covered those areas when you removed the objects.Without "fixing"though,the light will soon affectthatsilver ...

using with the red bulb. Wait a few minutes until your eyes become accustomed to the darkness. Have your eyedropper,glass rod, a ...

,~f Results:The gelatin became a thick paste in the cool water. When you added it to the boiling water, it dissolved completely. ...

put anything in the water in pieplateNo.4.Open one of the black envelopes and remove the gelatin-filmed plate. Place it, gelatin ...

putthe photog~aphicplates in t?epyrogallic acid (the developing solution), the exposed gramsofsilverbromidewere changed to metal ...

caused the silver to separate from the silver chloride in the exposed areas, and since the silver is dark, those areas became da ...

THE <:HEMISTRY OF EVERYDAY THINGS There is an old saying to the effectthata foolish person wonders onlyabout strange and unus ...

stirring the solution all the time. If the solution becomesdarkblue, you will have tostartall over again. When the ammonium hydr ...

When you squirted the sol into the sulfuric acid, thedarkblue became lighter and finally turned white. The sol was changing into ...

Results:Neither calciumcarbonatenor orrisrootmixed easily with water, but the peppermint and the sodiumbicarbonatehelped give th ...

t Results:The color of your final spinach liquid was green. The green coloring matterin plants ischlorophyll.When you boil green ...

HOVV YOU CAN BLEACH COLORED CLOTH BY THE COMMERCIAL PROCESS* CAUTION:see Noteonpage 66. Gather thesematerials:Dilutenitricacid(H ...

Results:The color disappeared from the cloth. The reaction between the calcium chlorate and nitric acidproducedhypochlorousacid ...

III This"paste"is thesoapyou will use intherestofthisexperiment.Ifyou wish tomakea cakeofsoapalso,makesomemore"paste"andpourit i ...

Label the test tubesIto 8. Thenpreparea datasheet similar to the one below and fill in theinformationas youperformthe rest of t ...

IND EX Acids, 69 definition, 69 distinguishing from a base, 70 neutralizing with a base, 72 Acids, bases and salts, chemistry of ...

" Empirical method, 69 Emulsions, 44, 51 Endothermic, 64 Equations, 8, 9-10 Equipment, laboratory, 12-19 Everyday things, chemis ...

Rack, test tube, 15-16 Radicals, io-n,^69 Rain cycle.SeeWater vapor Ratio, 8-9 Rayon thread, making, 85 Removingstopperfrom bott ...