Relative Density Essay

AbstractThe taste about congeneric niggardliness is composed of three different activities. The first legal action is about the duty period Method for alloy, the second activity is about getting the stringency of a off-white and the third activity is about Regular versus Diet subdued Drinks.1. Introduction congenator density is the ratio of the density ( stool per unit volume) of a signification to the density of a given reference material. The theory or the principle that we used for the experiment is the Archimides Principle which states that any fluid a buoyant force to an object that is partially or completely immersed in it the magnitude of the buoyant force equals the tilt of the fluid that the object displaces. In the experiment we used different formulas. For activity 1 (g) mass of the substance which is Aluminum, (cc) initial train of pee, (g/cc) for the experimental value, magnitude of buoyant force pic= Wfluid which is encumbrance of displaced fluid. For activ ity 2 we used formulas for getting the relative density of the bone.For experiment 3 we used formulas like2. TheoryActivity 1 interlingual rendition Method for AlloyThe Aluminum bar was weighed and its mass was enter. Some urine was placed into a graduated cylinder and the initial irrigate level was recorded. The Aluminum bar was placed inside the cylinder and the new water level was recorded. The volume of the Aluminum bar was computed by subtracting the initial water level from the resulting water level. The density of the Aluminum bar was computed by dividing its mass by its volume. The calculated density was compared to the standard density (2.7 g/cc) and the % flaw was taken.Activity 2 Density of a BoneA military personnel of bone was weighed in air and in water, each reading was recorded as the weight of the bone in air and weight of the bone in water The Relative Density of the bone was then computed by using the formula given. The density of the bone was then computed by multiplying the Relative density of the bone to the density of the water. The status of the bone was identified by referring to the WHO s definition of the diseases a bone can have relative to its own density.Activity 3 Regular versus Diet Soft DrinksThe weight of an empty pycnometer, the pycnometer fill up with water, pycnometer filled with regular one C, pycnometer filled with coke light, and pycnometer filled with coke zero. The relative density of regular coke, coke light, ad coke zero was computed by using the formulas given.4. Results and DiscussionTable 1 carry the results from activity 1, table 2 for activity 2 in activity the finding is that the bone has osteopenia it is or low bone mass because the density of the bone is within 1.0 to 2.5 and table 3 for activity 3.