Factors Affecting Rates of Reaction Thanks to Michelle Craig Manitoba Curriculum Chemistry Grade 12; Kinetics‚ Topic 3-08 Objectives To design short experiments to investigate and explain qualitatively using collision theory the relationship between reaction rate and temperature‚ concentration‚ catalyst‚ and surface area. Apparatus and Materials Available 3 x 250 mL beakers magnesium ribbon (1 cm) 3 x test tubes magnesium powder test tube rack mossy zinc 10 mL graduated
Premium Chemical reaction Reaction rate
ERYTHROCYTE SEDIMENTATION RATE | -AND ITS VARIATION | | ABSTRACT: The Erythrocyte Sedimentation Rate (ESR)‚ also branded as sedimentation rate or Biernacki Reaction‚ is the rate at which red blood cells sediment in a time of 1 hour. To execute the test‚ anti-coagulated blood is positioned in an erect tube‚ known as a Westergren tube‚ and the rate at which the red blood cells fall is calculated and accounted in millimeters per hour (mm/h)
Premium Red blood cell Hematology Blood
fiscal policy designers should opt for a flexible exchange rate system. Nations‚ however‚ which do not have such policy makers should opt instead for a fixed exchange rate system. When attempting to stabilize an economy‚ monetary policy is the most efficient weapon that policymakers possess (Weerapana‚ 2003). In other words‚ it is much simpler to enact monetary policy than fiscal (Weerapana‚ 2003). Some nations benefit from a fixed exchange rate system‚ however. Nations such as Brazil‚ Kenya and Turkey
Premium Inflation Bretton Woods system Monetary policy
Examine the main trends in the birth and death rates in the UK since 1900 As the population of a country increases‚ there will be certain factors affecting the people of that country; the birth rate‚ and the death rate are two of the major demographic trends. Since 1900 the UK has changed greatly‚ as has the demography of the country. The Birth rate - the number of live births per 1000 of the population per year originally was fairly high due to the fact that child labour was legal in Victorian
Free Demography Population
Spot Rate and Forward Rate Spot Rate: It is nothing more than the YTM on bond. It is the rate of interest on bond maturing at any time in the future. It is also known as geometric average of 1 year forward rates in the future. Hence‚ YTM on bonds can be calculated as: When forward rates are given then; oS1 = oF1 oS2 = [(1+of1)(1+1F2)](1/2) -1 oS3 = [(1+of1)(1+1F2)(1+2F3)](1/3) -1 and so on. Forward Rates: It is the interest rate established today ‚ that will be paid on money to
Premium Bond
Homeostasis of BP and Heart Rate A normal blood pressure can be identified by having a systolic pressure of around 120 and a diastolic pressure of around 80. This value is expressed as "120/80". A normal heart rate is expressed as the amount of times it beats in a minute; a normal adult heart rate is between 60-100 beats per minute (BPM). There is a relation between these two measurements‚ but they are stimulated by several different circumstances. The blood pressure is mainly affected
Premium Blood Artery Heart
CHAPTER 5 TIME VALUE OF MONEY (Difficulty Levels: Easy‚ Easy/Medium‚ Medium‚ Medium/Hard‚ and Hard) Please see the preface for information on the AACSB letter indicators (F‚ M‚ etc.) on the subject lines. Multiple Choice: True/False (5-2) Compounding 1. F J Answer: aEASY Starting to invest early for retirement increases the benefits of compound interest. a. True b. False (5-2) Compounding 2. F J Answer: bEASY Starting to invest early for retirement reduces the benefits
Premium Compound interest Interest Time value of money
$42 per share. Assume the expected rate of return on Federated’s stock is 18 percent. • Taxes: Federated’s marginal tax rate is Tc = .35 What are the key assumptions underlying your calculation? For what type of project would Federated’s weighted-average cost of capital be the right discount rate? 2. Suppose Federated Junkyards decides to move to a more conservative debt policy. A year later its debt ratio is down to 15 percent (D/V =.15 ). The interest rate has dropped to 8.6 percent. Recalculate
Premium Finance Interest Net present value
effort to determine the causes or correlates of these high or low rates‚ answering the questions below (citing any data you find in these sources): a. Is there any consistent relationship between levels of education and homicide rates? I did Japan and there was no relationship with education and crimes. b. Is there any consistent relationship between economic indicators and homicide rates? If so‚ which ones? They had a low homicide rates because of the high surveillance of the Japanese population.
Premium Central Intelligence Agency Crime Japan
* Milk Kidney – Nephron Glomurelar filtration- Refer to book Order of rxn-it refers to the way in w/c the conc of a drug or reactant influences the rate of chemical rxn 1st order reaction -causes constant percentage of the drug to be lost per unit time -An elimination rate constant can be describe -Ke( elimination rate constant) the unit is t ½ -One the log plot‚ the slope is equal to- ke/2.303 -The factor 2.303 converts from natural log to base 10 log units -Half-life-is the
Premium Time Rate equation Chemical kinetics