Calculate the theoretical yield of h2s in moles
Calculate the theoretical yield of H2S in moles if the 4.0 molAl2S3 and 4.0 mol H2O are reacted according to the following balanced reaction when a possibly useful molar mass is Al2S3 =150.17 Al2S3(s)+6H2O(l)-->2Al(OH)3(s)+3H2S(g)
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From production line of manufatoring process 400 items are inspected after random selection. It was found that 28 of the items were defective. It is assumed that 10% of the items are defective.
A 25.0 L container initially contains the oxygen gas which is having a partial pressure of 0.711 atm at the160 degrees C, plus 0.397 g of hydrogen gas.
The molar heats of vaporization and fusion of a certain substance are 7.31 kJ/mol and 3.63 kJ/mol and the melting points and boiling points are -161 degrees Celsius and -115 degrees Celsius respectively. Describe the entropy changes for v
Describe the wavelength and frequency of the radiation involved in the least energetic emission line in the Lyman series? Determine what quantum levels are involved in the emission line? Estimate the values of ninitial and nfinal?
You drop the ball from top of the building which is 144 feet high. If ball bounces back to 2/3 of height is falls each time. How many feet will ball have travelled after ten bounces?
A pair of fair dice is cast. Determine the probabiliy which one of the numbers falling uppermost is a 5, given that two numbers falling uppermost are different?
Estimate the value of pH? Determine the numbers of grams of KOH must be added to 0.500 L of the buffer to change the pH by the 0.15 units?
Estimate the number of grams of Aluminum formed in one hour by the electrolysis of molten AlCl3 if the electrical current is 10.0 A. (A=amps=C/s)
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Explain the risks of not reporting the results of your forensic assessment findings accurately. Provide specific examples.
Read "The Effect of Tart Cherry Juice Compared to a Sports Drink and Cycling Exercise Performance, Substrate Metabolism, and Recovery" from University Library
Identify and analyze one resource that provides information regarding services for dealing with and treating substance use and abuse in youth or adolescence.
Discuss how culture may influence one's perceptions. Provide an example of how culture may impact the interaction between a patient/client
Write an essay describing your achievement of a goal and your friends or family member's achievement of a goal using motivational theory
Pets can have a therapeutic effect on people; they seem to have the power to calm the anxious and cheer the depressed. Give three reasons
Review Chapter 12 and consider how your culture has impacted your worldview and personality. Pay particular attention to the section on characteristics of Cult