builds up in the arteries. The plaque builds up inside the arteries and either partially or completely blocks the blood flow. Diseases like coronary heart disease angina‚ and chronic kidney disease can occur as a result of atherosclerosis. When atherosclerosis affects the arteries in the heart‚ it is known as a coronary heart disease‚ and coronary heart disease is the number one killers of Americans. Atherosclerosis is a progressive disease that starts in childhood. For some people the disease quickly
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The society as a whole is worse off. This is because cash is the financial asset and it becomes is a liability of the government upon the time you found the cash. So‚ the taxpayers will have to make up for the government liability. 2. The average rate of return on investment in large stocks has outpaced that on investments in T-Bills by about 8% since 1926 in US. Why‚ then‚ does anyone invest in T-Bills? Answer: This is because T-bill is regarded as an almost risk free asset as it is backed
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Interest Rates An interest rate is the rate at which interest is paid by borrowers for the use of money that they borrow from a lender. Specifically‚ the interest rate is a percent of principal paid a certain amount of times per period. Small companies often borrow capital from banks to buy new assets for its business‚ and in return the lender receives interest at a predetermined interest rate for deferring the use of funds and instead lending it to the borrower. Interest rates are
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exchange rates‚ which is useful for international finance assignment. Exchange Rate is the price of one country’s currency in terms of another country’s currency; the rate at which two currencies are traded for another. It measures the number of units of one currency which exchange‚ in the foreign exchange market for one unit of another. Exchange rates are important because‚ they establish the relationships between the different currencies or monetary units of the world. Exchange rates have been
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’Exchange Rate’ The price of a nation’s currency in terms of another currency. An exchange rate thus has two components‚ the domestic currency and a foreign currency‚ and can be quoted either directly or indirectly. In a direct quotation‚ the price of a unit of foreign currency is expressed in terms of the domestic currency. In an indirect quotation‚ the price of a unit of domestic currency is expressed in terms of the foreign currency. An exchange rate that does not have the domestic currency
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Aim: To determine the effect of altering concentration (mol dm-3) of hydrochloric acid (HCl) on the rate of reaction (mol dm-3 s-1) for the following chemical reaction: CaCO3(s) + HCl(aq) CaCl2(s) + H2O(l) + CO2(g) Research question: How does altering concentration (mol dm-3) of hydrochloric acid (HCl) affect the rate of reaction (g/s) for the following reaction: CaCO3(s) + HCl(aq) CaCl2(s) + H2O(l) + CO2(g) Background information: The reaction between calcium carbonate and hydrochloric acid
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Infarction also known as “heart attack”‚ is when a damaged muscle or artery is blocked preventing the blood to flow through. Because of fast food places such as McDonalds‚ Burger King‚ Wendy’s and etc… Most Americans prefer eating outside than having a healthy home cooked meal. Many people do not realize the amount of fatty and oily substances that are in the meals that are being cooked. Heart attack is a leading killer in most men and women in the United States . The heart is made up of four chambers
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experiment is to determine the rate law and the activation energy for the reaction between persulfate ion‚ S2O82-‚ and iodide ion‚ I-: S2O82-(aq) + 2 I-(aq) 2 SO42-(aq) + I2(aq) The rate law can be written as Reaction rate = (1) Where m and n are the orders with respect to S2O82- and I-‚ respectively‚ and k is the rate constant. Determining the rate law involves determining the values of m and n. The temperature dependence of the rate constant is given by (2)
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The Human Heart 1. The average adult heart beats 72 times a minute; 100‚000 times a day; 3‚600‚000 times a year; and 2.5 billion times during a lifetime.f 2. Though weighing only 11 ounces on average‚ a healthy heart pumps 2‚000 gallons of blood through 60‚000 miles of blood vessels each day.c 3. A kitchen faucet would need to be turned on all the way for at least 45 years to equal the amount of blood pumped by the heart in an average lifetime.a 4. The volume of blood pumped by the heart can vary
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Heart Disease Many may or may not be surprised to know the number one killer in America for both men and women is heart disease. America has become increasingly over weight by over eating‚ eating unhealthy and not getting enough exercise. We have been alerted that each year we are becoming more and more obese at a alarming rate. Heart disease has been known to kill more people than any of the cancers combined by causing heart attacks and strokes. There are many causes to heart disease by choices
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