peso coin | 7.6g | 0.0076mg | Watch glass | 24.2g | 0.0242mg | 250-mL capacity Beaker | 110.6g | 0.1106mg | E. DENSITY OF LIQUIDS Wt. of empty graduated cylinder = 66.7g Wt. of graduated cylinder + 5.0mL cottonseed oil = 71.3g Wt. of graduated cylinder + 5.0 cottonseed oil + 10.0mL water = 80.5g | Weight (g) | Volume (mL) | Calculated Density(g/mL) | Percent error | Water | 11.2g | 10mL | 1.12g/mL | | Cottonseed | 70.5g | 5.0mL | 14.1g/mL | | 6. CONCLUSION
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in which the bones become weak and are more likely to break. People with osteoporosis most often break bones in the hip‚ spine‚ and wrist. These issues result in the loss of bones which may change in some cases and not in others. How is it diagnosed? An accurate and common test done to diagnose osteoporosis is a bone density test to check a patient’s bone health. These tests diagnose the disease and tell whether you are likely to break a bone‚ check the density or strength of bones‚ and see if previous
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in acid base balance‚ strengthen bones Plasma level 2.5-4.5mEq/L. It makes muscle contract as well and important for maintenance of bone health. Calcium is necessary for bone and teeth formation‚ and also muscle contraction (Herlihy‚ 2009). Calcium and phosphate interact to create dense bone material. Both electrolytes should be in balance‚ and the calculated balance proportion of both electrolytes of calcium to phosphates is 2-1‚ which proportion makes human bones healthy strong and strength (National
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Calculate the energy change (q) of the surroundings (water) using the enthalpy equation qwater = m × c × ΔT. We can assume that the specific heat capacity of water is 4.18 J / (g × °C) and the density of water is 1.00 g/mL. The water has absorbed the heat of the metal. So‚ qwater = qmetal m=mass of water= density x volume = 1 x 26 = 26 grams ΔT = T(mix) – T(water) = 38.9 – 25.3 = 13.6 q(water) =26 x 13.6 x 4.18 q(water) = 1478 Joules 2. Using the formula qmetal = m × c × ΔT‚ calculate
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application of rigorous optimization techniques to identify the critical subset of potential discontinuities‚ and hence also the critical failure mechanism and margin of safety. The accuracy of the DLO solution is controlled by the specified nodal density. Within the set of all possible discontinuitiues linking pairs of nodes‚ all potential translational failure mechanisms are considered‚ whether anticipated or not by the engineer. Failure mechanisms involving rotations along the edges of solid bodies
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non-scattering‚ absorbing medium‚ the intensity of the light after passing though the medium is given by: (1) Where I(0) is the intensity at s=0‚ a is the absorption cross section of a single particle for radiation of wavelength ‚ n is the number density of the medium‚ and s is the length of the medium. We can apply the relationship to solar radiation passing though the atmosphere. From equation 1‚ we find that ‚ the transmissivity of the slant path of the atmosphere at a given wavelength is
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Minerals are vital for the skeleton‚ especially calcium‚ as they are what makes it up. Without them the skeletal system would become brittle and weak‚ so consuming adequate calcium is imperative for bone health. Calcium storage occurs mainly in the femur‚ fibula and tibia. Increased joint mobility. The bones and joints are avascular‚ this means they have little or no blood supply. To keep joints healthy and keep cartilage sufficiently lubricated and nourished‚ the joints produce an oil-like substance
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movement for the body through our bones‚ joints‚ and muscles. This complex system goes through great changes as we grow older from birth to adulthood. It will also eventually dictate what our general physical make-up will be once we reach full adulthood. There are two-hundred and six bones in the human body. Most people think we need to grow and reach full adulthood before we have the two-hundred and six‚ but the truth is that when we are born‚ we have all of these bones‚ only they are less dense and
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true! Just as we age on the outside‚ our bones grow older on the inside also. Our risk for arthritis‚ osteoporosis and injuries increases with every passing moment. Knowledge of how to care for ourselves is important to reducing our risks. Maintaining proper nutrition is an important element. We have to be sure that our diet is rich in calcium and other important nutrients. Osteoporosis is the most well known condition that affects our bones. “In the early stages of osteoporosis‚ there
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The Aging Musculoskeletal System When the bones lose mass and become brittle it is called osteoporosis. Loss of bone density accelerates in women after menopause. Mrs. Smith is an 84 year old thin‚ small boned woman. Muscles‚ bones and joints are affected by the ageing process. Osteoarthritis‚ osteoporosis and rheumatoid arthritis are more common in older people. Exercise to increase muscle and bone fitness can reduce or reverse the risk of disability and disease. Some age-related changes‚ such
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