Determine the enthalpy change

Assignment Help Chemistry
Reference no: EM13113243

Determine the enthalpy change if The heat released when 24.9 grams of Potassium K reacts with excess H2O water is 124 kilo joules?

A female suffering from hypothermia(is dangerously low body temperature, below 95 °F (35 °C) has a sodium ion(Na+) concentration in the blood of 0.111 M and a total blood volume of 4.5 Litres . determine the mass of NaCl would require to be mixed to the blood to bring the sodium ion concentration up to 0.140m(, assuming no change in blood volume)

Reference no: EM13113243

Questions Cloud

Industry then conclude with a specific recommendation : Suppose you work in the procurement department of a small aerospace parts manufacturer. Your industry builds switches and relays used in airplanes to control heating and ventilation systems.
Calculate amount of energy : What amount of energy is required to completely ionize 29.9 grams of carbon atoms in the gas phase (C(g)) if the ionization energy of C(g) is 1086 kJ/mole.
Explain the differences among public-key encryption : Explain which method you would use for e-mail sent from a field sales office to corporate headquarters. Suppose that the e-mail regularly comprises highly confidential information about upcoming sales opportunities.
Describe the shape of the sampling distribution : What is the standard deviation of the sampling distribution of p(hat) the proportion of all rolls of the die that show a 1 or a 2? 3.) describe the shape of the sampling distribution of p(hat).
Determine the enthalpy change : Determine the enthalpy change if The heat released when 24.9 grams of Potassium K reacts with excess H2O water is 124 kilo joules?
Examine the level production schedules in organizations : find ROE when sales is 325,000 and net income is 19,000 and assests are 250,000 and the organization's total-debt-to-total ratio was 67.5%
Determine how long in hours did the electrolysis take : A spoon was silver plated electrolytically in a Silver nitrate solution. If 0.750 grams of silver was deposited on the spoon at a constant current of twenty mili amperes, determine how long in hours did the electrolysis take?
Examine where or not modelo should diversity its business : Examine the challenges that Modelo faces its competitors InBev and explain how it might respond strategically to the industry giant. Examine where or not Modelo should diversity its business. If so, illustrate what business should it enter and expl..
Determine which species is present : Determine which species is present in the lowest concentration in 0.10 M H3A solution?

Reviews

Write a Review

Chemistry Questions & Answers

  Compute the volume of the tank

Compute the volume of the tank if this tank has 115 moles of  neon gas and has a pressure of 57 atm at a temperature of 45 0C.

  Use a drawing program to draw a beaker.

Use a drawing program to draw a beaker.

  Determine what mass of pcl3 is formed

Using a phosphorus 12.39 g sample that reacts with 42.54 grams of chlorine to produce only phosphorus Trichloride (PCl3). If it is the only product, determine what mass of PCl3 is formed?

  Determine concentration of sodium hydroxide solution

Determine the concentration of the sodium hydroxide solution? Considering this  balanced equation given as :

  Calculate the frequency of em radiation

What is the amount of energy packaged in a photon with a wavelength of 310 nm. Calculate the frequency of EM radiation with a wavelength of 1.2 x 10-7 m

  Determine the decrease in the boiling temperature

As per the Haber Process(N2(g)+ 3 H2(g)= 2 NH3(g) ) ,what mass of nitrogen should you see in the reaction If you must produce 700g of ammonia? Percent yield of this reaction = 70%

  How to utilize radioactive exponential decay concepts

The well-preserved remains of a now extinct woolly mammoth is entombed in the permafrost lands of Siberia. Scientists have conducted carbon dating experiments on plant debris found in the stomachs of this mammoth.

  Calculate its empirical formula

Explain why the boiling point of an aqueous solution that is 1.0 m in glucose (C6H12O6) is 100.51oC whereas The boiling point of an aqueous solution that is 1.0 m in NaCl is 101.02 oC .

  Determine what would be the final temperature

Determine what would be the final temperature if thirty grams of Al at 95 degrees Celsius are added to 100 grams of H 2 O at 25 degrees Celsius?

  How limestone objects corroded by sulfuric acid

Concetrated acedic acid is a Class II combustible liquid. What is the molecular weight of acetic acid that will form 2 moles of CO2 assuming complete combustion.

  What would be the formula for the compound sample

What would be the formula for the compound sample If a sample of a compound contains 1.36 mol of nitrogen atoms and 2.72 mol of oxygen atoms?

  What minimum angle relative to the centerline perpendicular

Determine at what minimum angle relative to the centerline perpendicular to the doorway can someone outside the room hear no sound?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd