Monday, December 23, 2013

Chemistry

Gabbie Emily 9/9/12 sensual and chemic substance Properties Purpose: The plan of this experiment is to find the fleshly and chemical properties of the various substances. surgical process: First, we examined the substances and wrote down their various properties. because we smelled the substances. Next we looked at the substances in water. Finally, we checked to see if lottery cards had any effect on them. info: Physical Properties Table Substance Formula | Physical State| nothingness| Odor| Solubility in Water| Effect of drawing card| southward S| Solid powder| sensationalistic| gooey eggs| No| No| Iron Fillings Fe| grunge like| Gray| No| No| Yes| sodium hydrogen carbonate NaHCO3| Like sugar| etiolated| Yes| Yes| No| Sodium Chloride NaCl| farinaceous | White| No| Yes| No| sucrose C12H22O11| Grainy | White| No| Yes| No| Magnesium Mg| Long, thin| silver medal| No| No| No| Sand SiO2| Sandy| topaz| No| No| No| | | | | | | Physical or Chemical Changes System| Observation| Fe and S mixture -tested with magnet| Gray/yellow powder Iron apart(p) from siemens| NaCl and Sand-Mixed with water-Filtered-Filterate allowed| NaCl dissolved, wet sand, a little sodium chloride in the water | Mg: burned in ventilate| Very bright, ashes atomic number 18 white| Mg with 10M HCl| Its refrigerated.
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| Combustion with product HCl| They were both warming; the strip boiled.| C12H22O11 het up | It stird state and color; smelled like marshmallows. | NaHCO3 with HCl| It was cold| Data abstract: 1. The various substance s had very different chemical and strong-arm! properties. result: Physical and chemical properties for several substances were observed. some(prenominal) changes were identified as physical or chemical changes. threesome of the reactions were found to be physical and four were found to be chemical. Iron mixed with Sulfur was a physical change because the substances did not change when unite to arrayher. Iron could be separated using physical...If you want to get a full essay, golf-club it on our website: BestEssayCheap.com

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