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how many oxygen atoms are in 4.00 g of sodium dichromate, Na2Cr2O7?
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Calculate the amount of heat transferred when 2.1 g of Mg(s) reacts at constant pressure.
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if 24mL of 6.8 M of H2SO4 was spilled, what is the minimum mass of NaHCO3 that must be added to the spill to neutralize the acid?
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Question is DOWN BELOW! Answer does not ahve to be very detailed. I just need it to be concise and clear.
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Mrs Nguyen also has had some dental problems, and lets you know that she is getting dentures in the next month or so. Question 16.
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The plates of a parallel-plate capacitor in vacuum are 25 micrometer apart and 88 square cm in area. Potential difference of 890V is applied across...
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Scenario 4 - Miss Walker Miss Walker is a 46-year-old female who presented to the emergency department with shortness of breath which has got...
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Scenario 1 - Mrs Chan Mrs Chan has been bought in by ambulance following a fall at home, where she fractured her hip.
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Mrs Chan has been prescribed an IV solution of normal saline, which contains sodium chloride and water.
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Question 13. Describe the steps involved in homeostasis of respiratory rate - include the following in your answer (200 words): (a) Name two (2)
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Trace the changing temperature of the atmosphere from Earth's surface to the top of the thermosphere.
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What's the difference between a reflecting and refracting telescope?
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summarize the role of ions transport in health and disease
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On process 3 the gas expands at constant pressure from initial volume 1.00 m^3 to a final volume of 3.00 m^3.
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What is the purpose of calibrating the torsion balance? Can you determine the Coulomb constant without calibrating the balance? Why?
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A box that is 1.00 m long measured from left to right has a sliding partition that separates it into two compartments.
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How does idea of something being quantized relate to the lab we did this week. Why do elements emit very specific colors of light when heated?
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o meet energy regulations, the coefficient of performance of cooling of a refrigerator that operates on a Carnot cycle must be 4.
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i was needing help to answer this one please. Here are the questions. A12: Lunar and Solar Eclipses Question 1: Why is an eclipse (lunar in this
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In the figure below, a man is trying to get his car out of mud on the shoulder of a road.
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state 3 examples of human activities that could endanger Botana Curus
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A 400.0 mL sample of a dialkylether vapor was found to weigh 0.8425 g at 1.000 bar and 70.00 C. Use the ideal gas law to estimate the molar mass of
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at what angle will 560 nm light produce a second order maximum when falling on a grating whose slits are 1.45 x 10^-3?
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For instance, many studies have been able to prove that less nursing staff contributes to increased patient fatalities, nursing errors, length of
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Describe three (3) types examples of niches found in the marine ecosystem
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075 kg ice cube at 0 degree C is dropped into an insulated Styrofoam cup holding 0.33 kg of water at 25.0 degree C.
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Consider the expansion of 60.0 moles of a monatomic ideal gas along processes 1 and 2 in the figure.
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Part 1: A New allele appears in crawfish population. Describe one factor that would most likely cause the frequency of the new allele to increase
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Fats in the diet have satiety value They stay in stomach longer so we feel fuller longer.
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The stability and spoilage of fatty acids/fats Unsaturated fats oxidize more readily, so they have a shorter shelf life, an important issue with...
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burning 480 cm3 of propane measured at r.p,caused the temperture of 250 cm3 of water to increase by 42.5 celsius. calculate the heat of combustion of...
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1. Name five characters possessed by birds. Which are apomorphies? Which are plesiomorphies?
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Cells of the adrenal gland and cells in the ovaries produce cortisol and estrogen respectively, staring with the same initial substrate.
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40.What is the suffix for sugars? What are: Trioses? Pentoses? Hexoses? 41.What are the names of the 3 most common hexoses? 42.What are the names of
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what is the importance of acetylcholineaterase in muscle cell contraction
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What is the pressure in a gas container that is connected to an open end u tube manometer if the pressure of the atmosphere is 742 torr and the level...
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calculate the number of moles of KOH in 5.50 mL of a 0.360 M KOH solution.What is the pOH of the solution?
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A conveyor belt is moving at a constant horizontal velocity. A block lands on it with a horizontal velocity 5 m/s with respect to ground in direction...
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In order for data to be reliable there are several conditions that need to be metaccurate, timely, and complete.
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An open vessel containing 0.2 lb of liquid water placed in an empty room 5ft wide and 4ft deep and 7ft high, which initially contains dry air at 90F....
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Types of interlocking dead bolts include (mark all that apply): Long-throw deadbolt B. Vertical-throw dead bolt C. Deadlock D.
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What is the molarity of a solution prepared by using 0.025 mole of NaCl in 50.0 mL of solution?
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This week, you will finalize your System Security Evaluation.Part 1Update the System Security Evaluation document title page with the new date.Update the previously completed section based on the inst
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question number 3 of chapter 3 of mathematical biology by jd Murray, third edition. also problem 4 chapter 3 of the same book.
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A man standing on a road holds his umbrella at 30 o with the vertical to keep the rain away. He throws the umbrella and starts running at 15 km/h.
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Considering that in Europe the average fuel cost is 1.063 \rm euros/ liter, how much (in US dollars) will you spend in fuel on your trip?
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A cannonball is fired horizontally from the top of a cliff. The cannon is at height H = 50 m above ground level, and the ball is fired with initial...
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In three hundred to four hundred words, compare these scientist's discoveries with the discoveries of others and explain why you believe his/her...
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Following lengthy negotiations for the acquisition of cable television rights to the 2016 Olympics, Alice and Bruce sign the following document:
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A rifle with a longer barrel can fire bullets with a larger velocity than a rifle with a shorter barrel. Explain this using the impulse-momentum...
