THE RATE OF DIFFUSION OF SUBSTANCES PRINCESS AYNAH D. SANGGACALA Biology 101.1 Professor Christina A. Barazona September 15‚ 2014 THE EFFECTS OF MOLECULAR WEIGHT ON THE RATE OF DIFFUSION OF SUBSTANCES In partial fulfillment of the requirement For Biology 101.1 By Princess Aynah D. Sanggacala Professor Christina A. Barazona September 15‚ 2014 ABSTRACT The effect of molecular weight on the rate of diffusion was figured
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Osmosis & Diffusion Review Sheet Name: Fill in the Blank away low high hypertonic hypotonic diffusion molecules osmosis vacuole water solute permeable towards semi-permeable concentration gradient 1. The cell membrane regulates and controls what kind of molecules ______ move in & out of the cell. 2. When molecules spread from an area of high to low concentration‚ it is called _Diffusion_____. 3. As molecules diffuse‚ they create a _concentration gradient_____
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similarities and differences between the diffusion of Buddhism from its origins to 1450 and the diffusion of Christianity from its origins to 1450. Be sure to discuss how each religion gained followers as it diffused. Diffusion of Buddhism and Christianity from their origins to 1450 share many similar traits such as a religious leader who later on helped to diffuse the religion‚ and that the religion was diffused by willing missionaries. Their diffusion differs in what they offered converts and
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The quest to be the first is unending. The need to outdo one another is part of our competitive nature. While this state of mind is embraced‚ ultimately the interpersonal aspect of the diffusion of these innovative ideas helps in determining the sustainability and success. The Kindle has been introduced as the hottest‚ new innovative way to read a book. As the research for this modern form of reading was done‚ the question arose‚ “Who initiated the concept of e-paper?” The essay took a totally
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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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New product Adoption and Diffusion The marketer has to understand this consumer adoption process to build an effective marketing strategy. The adoption process is the set of successive decision an individual makes before accepting an innovation. Diffusion of a new product is the process is the process by which an innovation is communicated in a social system over a period of time. Adopters of new product usually move through the following. 1. Awareness Buyers become aware of the product
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Michelle Yeung Bio 101 Cyrus MacFoy June 16‚2015 Diffusion and Osmosis Exercise I. Molecules are always in constant movement. Molecular motion is a form of energy‚ the kinetic energy of molecules. The Brownian movement is the movement of small particles caused by the bombardment of the particles by millions of water molecule. This movement will continue indefinitely as long as there is water. My prediction for this lab is the solution of the water is hypertonic meaning there is a higher concentration
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1. Diffusion and Osmosis‚ June 4‚ 2013 2. Purpose: The purpose of this lab is to help give visual understanding of diffusion which is a solution of high concentration spontaneously (no energy required) moving to an area of low concentration. Also taking a look at osmosis‚ which is the movement of chemicals across the cell membrane. Osmosis requires some type of energy to be put in for this to happen. After these experiments we should have a better idea and visualization of how chemicals transfer
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Biology diffusion Science ISA To find out if concentration affects the rate of diffusion. I predict that the higher the concentration of acid the faster the reaction will be. Dependent variable: We are measuring the time taken for the pink indicator to turn clear when hydrochloric acid is added to it. Independent variable: We are changing the molar of hydrochloric acid we are adding to the gelatine cubes. Apparatus: * 1 measuring cylinder * 1 test tube * 1 stop clock * A large gelatine
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turned black also because of osmosis. The only thing that the hypothesis lacked was that starch did not move at all. The beaker stayed yellow before and after because the bag is not permeable to starch. 4B- The hypothesis was supported because the diffusion rate was faster shown from the agar blocks. The materials passed through the membrane easily and quickly in the small cells than the large‚ making them more efficient. The smaller the cell is‚ the faster it can transport signals. The bigger cell
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