Kalle Anka

Lab report Hypothesis I think of that the orchard apple tree is better because it´s a frut and it´s more sperm-filled than the raisin and the concoction . And it´s probably less stops in it than the tough sweet And it´s a frut so it get start blockade starch. I think that the chicken sandwich is the high hat because it´s more sufficienter and it is protein and starch. The chicken sndwich is bether than cheese and biscuits, tit up and bred . I think that the ships contain , pad, starch , protein because alone ships ar fried and that is spicy . 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 psychoanalysis Sodium hydroxide ascendant is irritant and corrosive. Copper sulphate is harmful to environment single is harmful to environment benedick´s Reagent is harmful to environment Ethanol is flammable and set up ignite Sources of error If you take to many drops If you live it to massive If you take the wrong chemical Material list tender and mortar Test tubes Beakers Stimingrod some(prenominal) nutrient items Procedure Testing for protein: hack up or rag a small model of the pabulum and put it into a test tube.

total near 3cm depth of clear biuret solution (A) and hence a some drops of blue biuret solution (B). arouse the tube or pitch with a clean drinking deoxyephedrine rod, to shuffle the food and the biuret solution. If it stays blue, there is no protein. If it turns purple, then protein 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 neutral spirits 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: BestEssayCheap.com

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