The Effect of Molecular Weight on the Diffusion Rate in Substances Nadjah B. Hadji Amer Gladys A. Oliveros Rochelle R. Yaῆez Jan Remon B. Caliguid Group 2- Sec. W78-1 August 14‚ 2013 A scientific paper submitted in partial fulfilment of requirements in Biology 101.1 under Prof. Kimverly Hazel Coronel‚ 1st sem‚ 2013-2014 ABSTRACT The effect of molecular weight on the rate of diffusion was assessed using the agar-water gel test. The agar-water gel set up was composed of a six petri
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w The Effect of Changing the surface area on the Rate of Reaction? By : 22/10/2013 The effect of changing the surface area on the rate of reaction? Unit Question: Should we speed things up or slow them down? Hypothesis: According to collision theory‚ should the surface area increase the amount of collisions increase increasing the rate of reaction. Therefore‚ my hypothesis is that when the surface area
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Argumentative essay on peer pressure Many students especially the youth are influenced by peer pressure that is why counseling lessons have been introduced in the learning curriculum to teach students good morals as they grow and to sensitize them on things that will ruin their life if they engage themselves with the bad issues. Bad company is the most influential to teenagers especially when some of the group members have bad behaviors. In order for teachers and especially in high school to assess
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number one killer is heart disease‚ which can easily be prevented by exercising. More that 1.6 billion people in the world are either overweight or obese and United States has the highest rate of obesity. Exercise not only reduces your risk for health problems and several diseases‚ but it also has an effect on overall appearance. It’s proven that exercising can improve self-esteem and confidence. Excerising has numerous benefits and it can even be fun. It’s important you exercise so that you can live
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Andy Nguyen The lack of exercise doesn’t just affect your internal being but it also affects your external being as well. Lack of exercise can cause serious health issues. Our generation has been greatly affected by lack of exercise. Among all effects of lack of exercise‚ obesity is primary. Obesity is a condition where high amount of fat is accumulated in the body‚ which in turn can lead to several other health problems We have cable television‚ the internet‚ and video games partially to
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week on blood pressure compared with patients that do not exercise. Lewis defines hypertension as “continuous blood pressure greater than 140 over 90‚ hypertension that is not controlled.” “Hypertension or high blood pressure is an important medical and public health problem. There is a direct relationship between hypertension and cardiovascular disease‚ and a proportional increase in the risk of myocardial infarction‚ heart failure‚ stroke‚ and renal disease with higher blood pressure.” (Lewis
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about the circulatory system and the blood that runs through it‚ the use of blood transfusions have steadily declined. As a result transfusion alternatives have steadily increased. Through out this progression of knowledge such debates have come up‚ such as religious and ethical questions regarding transfusions of blood and blood fractions. There are also arguments regarding whose choice it should be to refuse a medical treatment‚ much less the transfusion of blood. At times some doctors will not go
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Peer Pressure is a Part of Student’s Life “We have more to fear from the opinions of our friends than the bayonets of our enemies." A very good morning to one and all present here. Today‚ I’m here to talk about peer pressure being a part of a student’s life. I didn’t know what to do. All these voices were repeating themselves over and over in my head. I didn’t want to give into them because I knew what I was doing was wrong. I didn’t want everyone to think I was scared but what if my parents
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Page 1 College Pressures Students face peer pressure‚ parental pressure‚ anxiety‚ and financial issues throughout their college experience. Entering school as a freshman nobody truly comprehends what is in store in the feeling of meeting new individuals‚ how to handle being far from home‚ flexibility and so forth. At times this could turn into an issue. The writer‚ William Zinsser‚ proposed to readers that freshman for the most part experience peer pressure. I accept that any school understudy could
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Biology Controlled Assessment. Kenishia Pascal 10x3. Investigating How Different Concentration Effects The Rate Of Reaction. Strategy A Possible Factors * Source of catalase * Concentration * Surface Area of enzyme * Concentration of enzyme * pH * Temperature Chosen Factor We chose to investigate the concentration of enzyme as we had previously investigated the optimum temperature for catalase in the preliminary investigation. Concentration of enzyme
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