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Calculate the alkaline strength of asample of impure K2CO3 in terms of per cent K2O from the following data: of sample=1.000g; HCl used= 55.90mL;...
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On December 1, year 1, Newton Corporation incurs a 15-year $300,000 mortgage liability in conjunction with the acquisition of an office building.
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Dynamics Question - Topic: Rotational Kinetics Please include all the units and necessary information that will assist in understanding the concepts...
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how many moles of (CO(NH2)2 are present in 135 g of water, if the freezing point of the solution is -4.02 degrees Celsius?
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QUESTION 1 On aircraft carriers, catapults are used to accelerate jet aircraft to flight speeds in short distances.
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Question 9. Vertical exaggeration is calculated by dividing the horizontal scale by the vertical scale in a profile. The horizontal scale of 1:...
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Question 3. For the following tree, calculate the phylogenetic independent contrasts for the associated set of data. Numbers along each branch...
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21) The two major divisions of the nervous system are the ________.
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A canoe has a velocity of 0.400m/s southeast relative to the earth. The canoe is on a river that is flowing at 0.520 m/s east relative to the earth.
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Draw Mg and CL. (Please make your own drawing, indicate how many protons, neutrons and electrons each atom has and where they are located. How many
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Several health professionals in your city are interested in conducting a needs assessment to determine whether an obesity prevention program for...
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How many atoms are there in 1.91 moles of SO 2 molecules?
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Consider the following balanced chemical reaction:92 g C 3 H 6 O) + (x g O 2 ) ------------ (6.64 g CO 2 ) + (2.72 g H 2 O) Calculate the numerical...
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I need help calculating mol fractions and other aspects of isotopes. The attached questions are samples of what have been on past exams and I would
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7435 B.) Preparation and Analysis of Equilibrium Solutions Equilibrium Solution Trial I Absorbance Absorbance 0 . 1375 Trial 2 Average A 0 . 1445 0....
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The decline in sheep and lamb numbers in the U.S. can be attributed to multiple reasons and causes. Did you find any of these reasons or causes surprising? Why or why not? Conversely, goat numbers in
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What mass (in grams) of steam at 100C must be mixed with 251 g of ice at its melting point, in a thermally insulated container, to produce liquid
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A 10 m beam of mass 330 kg extends over a ledge. A 53 kg student intends to position the beam so that he can walk to the end of it.
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An atwood machine consists of two masses m 1 and m 2 with a rope connecting them over a cylindrical pulley of mass M and radius R. The axis of the...
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1- A 31-year-old female contracted HIV (human immunodeficiency) 10 years ago, and is now developing signs of AIDS (acquired immunodeficiency...
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Three resistors, 12.9 ohm, 52.7 ohm, and R, are connected in series with a 12.0 V battery. The total current flowing through the battery is 0.153 A....
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The Inherited Employee Soon after she became a supervisor in the building services department, Donna Paine decided that a housekeeping aide named...
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Consider the reaction: 2NH3(g) = N2(g) + 3H2(g) Suppose 3 moles of pure NH3 are placed in a 1.0-liter flask and allowed to reach equilibrium.
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can someome make a powerpoint presentiation for a six grade class?
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Describe and characterize the various classes of molecules in the innate immune system that recognize microbes and damaged host tissues.
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The stomach is able to distend a great deal as it receives food because of all of the following, except that Answer there is a great deal of loose...
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A damped mass-spring system oscillates at 209 Hz. The time constant of the system is 8. At t = 0 the amplitude of oscillation is 2.5 cm and the...
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The venturi flowmeter shown in the figure is used to measure the flow rate of water in a solar collector system. The flowmeter is inserted in a pipe...
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At which pH is the structure shown the major ionization state of cysteine?
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A botanist is trying to isolate all of the auxin produced in a bean plant by extracting it from seedlings in a range of developmental stages.
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Chloroacetic acid has a pKa value of 2.85 which number represents the correct Ka for choloracetic acid?
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while jumping on a trampoline, a child reaches a high point of 5m above the trampoline surface. From there, the child falls back to the trampoline....
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Consider the equilibrium N 2 (g) + O 2 + Br 2 (g) ----- 2NOBr (g). Calculate the equilibrium constant (K p ) for this reaction given the following...
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The country this assignment is about South Africa. 3. Critical assessment of country's environment on health, education, and economy.WHO country profile link:https://www.who.int/quantifying_ehimpacts
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a new form of life is discovered. it has a genetic code much like other organisms except there are 5 dna bases instead of 4 and has the base...
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A 295 kg piano slides 4.2 m down a 30 incline and is kept from accelerating by a man who is pushing back on it parallel to the incline. The effective...
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70- sound wave travels through a pregnant woman's abdomen and is reflected from the fetal heart wall of her unborn baby. The heart wall is moving...
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pp; x] lVlleLl a MasteringPhyslcs: Homework #1 Ch 25 - Google Chrome X 3 Secure IhttpsWseSSionmasteringphysics.comfmyctjitem\-iew?
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What are the the importance of the master system database? What are the pros and cons of full database backup?
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A circuit with a total of 10 ohms ofresistancc is made up of a 12 volt battery. Ifan electron starts offin the circuit with 11.8 volts and takes 2...
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Translate the following word equations into unbalanced chemical equations and explain how the equations represent what happens, a.
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The following reaction was monitored as a function of time: A goes to B+C. The plot of ln[A] versus time yields a straight line with slope -0.0045...
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A block of mass m1 = 1.55 kg and a block of mass m2 = 5.60 kg are connected by a massless string over a pulley in the shape of a solid disk having...
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A solution containing a mixture of metal cations was treated with dilute HCI and a precipitate formed. The solution was filtered and H28 was bubbled...
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A wire of mass 1 g and length 58 cm is stretched with a tension of 480 N.
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Map 2: Crater Lake, Oregon What is the fractional scale of this map? What is the contour interval of this map? What is the average elevation of the
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A solid sphere with a diameter of 16 cm is released from rest; it rolls without slipping down a ramp. dropping through a vertical height h = 0.
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What is the maximum tension they can produce in the Achilles tendon?
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Consider the following reaction. BaCO3(s) Ba2+(aq) + CO32 (aq), Kc = [Ba2+] [CO32 ] = 2.
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Step 1. Determine the minimum grams of protein that George should consume daily using the RDA for adults. ________________. Some authorities...
