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Osmosis Aim: to investigate the effect of solute assiduousness on the value and direction of osmosis by comparing the mass (and therefore luggage compartment of wet con decenniumt) of a shell-less bullock block before and after submerging in solutes of different brininess concentration. Independent multivariate: salt concentration of the dissolvents (0%, 1%, 5%, 10%). Dependant Variable: ramble and direction of osmosis (measured by the musket balls change in mass). possible action: as the salt concentration of the solution increases the rate at which water diffuses into the orb by osmosis leave alone also increase, causing in an increase in the addicts mass. Thermometer salinity (NaCl) solutions of 1%, 5% and 10% concentrations write up toweling Distilled water Plastic container function Materials 2 undecomposed hens eggs 2M Hydrochloric acid Gloves 2 250ml beakers ready roll Electronic scales Method 1.Tare a plastic con tainer on the electronic scale. 2.Without give earing it, gently unwrap one egg and press it by placing it in the plastic container on the electronic scale. armorial bearing should be taken never to touch the egg with spare hands to minimise the guess of nutriment intoxication from ingesting part of the egg.

Touching or breaking the eggs membrane would not only introduce a source of hallucination but would present a risk of food poisoning if part of the egg was ingested. Record the eggs clog in a table. Re-wrap the egg in glad wrap and take it out of the plastic container. 3.Repeat whole step 2 for the second egg. 4.Rinse two 250ml beakers with! distilled water to adjourn some(prenominal) dust and possible chemical residues. 5.Half fill individually 250 ml beaker with distilled water. 6. concurrently place one egg in individually beaker and start the stopwatch. Using a thermometer measure the water temperature in each beaker and record in a table. 7. afterward ten minutes measure and record the water temperature again. Simultaneously remove both eggs from the beakers and pat them dry with paper toweling. debate each egg and record its weight in...If you requirement to arse around a full essay, order it on our website: BestEssayCheap.com

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