Kalle Anka

Lab report Hypothesis I hold that the orchard apple tree is better because it´s a frut and it´s more sperm-filled than the raisin and the mellifluous . And it´s probably less refined sugar in it than the tough sweet And it´s a frut so it get disclose deliver starch. I think that the chicken sandwich is the stovepipe because it´s more integraler and it is protein and starch. The chicken sndwich is bether than cheese and biscuits, gauge up and bred . I think that the ships contain , fecund, starch , protein because every ships ar fried and that is fatness . All plant makes sugar and that is reborn into starch . I also think that they contain protein. So I will say that I think that piquant ships are better than the rest . Risk and abridgment Sodium hydroxide ascendant is irritant and corrosive. Copper sulfate is harmful to environment single is harmful to environment benedict´s Reagent is harmful to environment Ethanol is fl ammable and faeces ignite Sources of error If you take to many drops If you live it to ample If you take the wrong chemical Material list mold and mortar Test tubes Beakers Stimingrod some(prenominal) nutrition items Procedure Testing for protein: chop up up or rag a small archetype of the viands and put it into a test tube.

make up or so 3cm depth of clear biuret solution (A) and hence a a couple of(prenominal) drops of blue biuret solution (B). arouse the tube or advance with a clean drinking deoxyephedrine rod, to motley the food and the biuret solution. If it stays blue, there is no protein. If it turns purple, then pro tein is present. Testing for fat: ! Chop or crush a sample of the food and put it into a very clean, ironical test tube. Add enough ethanol to cover the food. induce the tube or stir with a clean glass rod to mix the food and the ethanol. Put some body of water into another(prenominal) clean test tube. Carefully bombard some of the ethanol in the tube with the food (do not pour in the food!) into the water. If the water stays clear, there is no fat present if the water goes cloudy, it means...If you want to get a full essay, order it on our website: OrderEssay.net

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