Concentrations

Investigate how the Concentration of a Sucrose Solution affects the Rate of Osmosis Introduction: Diffusion is the movement of particles from a high concentration to a low concentration until they are spread out evenly. An example of diffusion is when an aerosol is sprayed. The particles spread out from the high concentration at the nozzle into the rest of the room and that is how the smell moves. Osmosis is the passage of water molecules from a weaker solution to a stronger solution through a

with different concentrations of sucrose solution Aim: To test the effect of different concentrations of sucrose solution to osmosis in a potato cells by putting potato pieces in test tubes of water containing different concentrations of sucrose solution. Scientific Theory: Osmosis is defined as the movement of water molecules across a partially permeable membrane from a region of high water concentration to a region of low water concentration. In a high concentration of water the

limit and the concentration of quinine in tonic water. As shown in the graph of the quinine standard samples, the concentration was on average was 350 ppm. This concentration is incorrect, since it did not factor in the max emission and the emission at smaller concentrations. Despite the error in the calibration data, the pH data was able to be observed and assesse the relationship of pH to emission. As the pH increase the emission decreased, which showed that there was minimal concentration quenching

This investigation was performed to deduce how the concentration of sodium chloride (NaCl) and light intensity effected the rate of osmosis in plant cells. 1cm potato cubes were weighed, then added to 10% and 20% concentration NaCl solutions for 20 minutes and weighted again to calculate the mass diffusion. The tests undertaken with a high concentration of sodium chloride in full sun increased the osmosis rate as the solution was more hypertonic and kinetic energy increased the collision of molecules

of various salt concentrations will have on the rate of osmosis in potatoes. Osmosis is the movement of water molecules from a high water potential to a low water potential through a semi-permeable membrane. All cells have semi-permeable membranes which means that it only allows certain substances in and out of the cell. Many factors effect the rate of osmosis, this includes temperature and the amount of salt added. I think that when the potatoe is placed in a salt concentration where the water

Diffusion is the movement of particles from one high concentration area to a low concentration area. The particles disperse until the entire substance has an identical concentration. Osmosis is the diffusion of a solvent, such as water. The solvent passes from a dilute solution, through a semipermeable membrane, and to a more concentrated solution. Osmosis does not require energy to occur. A semipermeable membrane acts as a barrier, permitting some molecules to pass through and preventing others

questions.” Primo was an Italian born, holocaust survivor. Primo was sent to Auschwitz concentration camp for eleven months before being liberated by the red army on January 18th, 1945, he was one of the twenty out of six hundred and fifty italian jews to make it out alive . During the Holocaust millions of jews, gypsies, political prisoners, and other group were put in concentration camps. The term concentration camp is a camp where people are detained or confined under harsh conditions. Many cultures

The word concentration camp refers to camp where people are confined or detained. Always under harsh conditions. Without regard to legal norms of arrest or imprisonment. From 1933 to 1945 concentration camps were an integral feature of the regime. Only in Nazi Germany of course. The first concentration camp came after Hitler's appointment as chancellor. Basically, Hitler started the concentration camps. This happened back in January in 1933. The Storm Troopers, the SS, the police, and local civilians

Majdanek Imagine yourself going back to 1939 in World War 2 to Majdanek, a terrifying Nazi concentration camp in Judlin, Germany. Majdanek was different from most concentration camps, one by their location, two they had one of the lowest amount of deaths , three Majdanek was the first concentration camp to be discovered by allied forces. A German Concentration Camp, extermination camp built and operated by Schutz Staffel on the outskirts of Lublin. Majdanek was operated from October 1, 1971 until

deportation, abuse, and extermination of Jews. Concentration and death camps were an inherent feature of the regime in Nazi Germany between 1933 and 1945. Concentration camps were camps in which people were detained or confined. The people of Germany under Hitler’s rule had faced many harch and torturous conditions by being poorly treated and not protected during the years of 1933-1945. People like Jews, homosexuals, and political prisoners were placed in concentration camps and by Hitler allowing this happening