Calculate the heat of reaction for 2pbs 3o2 yields 2pbo
calculate the heat of reaction for 2PbS +3O2 yields 2PbO +2SO2 given the following information. PbS= -93.3 kj/mol. PbO=-219.7. SO2=-296.6. O2 = 0. I got -846kj, is that correct
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Sewage flows through a 12" diameter pipeline then through an 18" diamenter pipeline. The flow is the same (unknown) value in each pipe, and the slope is the same (unknown) contant value for both pipes.
use electron configurations to rationalize the octet cule. show how it works with covalent and ionic bonds
The aluminum bar has an electrical coil imbedded in it, so that known amounts of heat can be transferred to it. Aluminum has a specific gravity of 2.70 and a specific internal energy given by the formulaU (kJ/kg)=0.94T(C).
Solve for Cash Flows in a finance problem. The question states : Abrey has a lease with 5 years remaining, and pays 2500 at month for rent.
Write the equilibrium expression for this weak acid dissociating in water? b. What is the pH of the solution after it had reached equilibrium
Which of the following reactions would be classified as oxidation-reduction? 2Na(s)+Cl2(g)-----2NaCl(s) Na(s)+CuCl(aq)-------NaCl(aq)+Cu(s) NaCN(aq)+CuCl(aq)NaCl(aq)+CuCN(s)
Calculate the number of moles of aluminum, sulfur, and oxygen atoms in 8.00 moles of aluminum sulfate Al2(SO4)3 . Express the number of moles of Al, S, and O atoms numerically, separated by commas.
A transformer takes 120V (RMS) from a household circuit and drops it to supply a secondary circuit at 8V (RMS) to power a dorbell at 3.75A (RMS). What is the peak current in the primary coil of the transformer
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In this assignment, you will choose a research topic focused on counseling ethics. For your research, you must use the GCU Library.
Read "What is a Scholarly Resource?", "Scholarly vs. Popular Sources," and "The Special Checklist to Evaluate Scholarly vs. Popular Sources"
How is conducting graduate-level research different from research you did in your undergraduate program?
you will interview someone who is from a different culture than your own, keeping in mind the many ways culture may be defined
Focusing on at least three of the four course themes of religion, government, social class, and gender roles, explain which of the three cultures
Subject: Based on (Three Studies for Figures at the Base of a Crucifixion 1944) work of art by 20th Century artist, Francis Bacon (painter)
Gender roles in the Byzantine Empire, western European kingdoms, and the Islamic Caliphate between 500 and 950 varied across these cultures.