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When sulfuric acid is a component of polluted air, it chemically attacks statues, memorials, and monuments made from limestone. Given that the most common mineral in limestone is calcium carbonate, describe how these limestone objects are corroded by the sulfuric acid in polluted air. What chemical reaction is involved here?
As a solid, Fe adopts a body-centered cubic unit cell. How many unit cells are present per cubic centimeter of Fe. What is the volume of a unit cell of this metal
Calculate delta S at the indicated temperature for a reaction having each of the following changes in enthalpy.
By definition, which of the following can be broken down into simpler substances?
net ionic equation for the reaction of 0.100 M nitrous acid with Barium hydroxide. Calculate the pH of the acid - I'm lost - can you help with the calculations
How many grams of Ba(OH)2 will be needed to neutralize 76 mL of stomach acid if stomach acid is 0.14 M HCl?
Some solid PbI2 is placed in distilled water and allowed to come to equilibrium. The equilibrium concentration of I- was found to be 0.00782 M. What is the equilibrium concentration of Pb2+ in the solution
Treatment with 3-hexene-2-ol with concentrated HCl gives a mixture of two prodcuts, 2-chloro-3-hexene and 4-cholro-2-hexene. Write a reaction mechanism that explains how both products are formed.
The metals in group 3A, 4A and 5A are not transition metals, however all but 1 has variable charges. What element in Group 3A, period 3 has a fixed charge, and what is that charge
A compressed-air tank carried by scuba divers has a volume of 6.80L and a pressure of 120atm at 20 degrees celsius. What is the volume of air in the tank at 0 degrees celsius and 1.00atm pressure (STP)
A fully animated PowerPoint presentation explaining the molecular structure of fats, the difference between saturated and unsaturated fats and why bromine can be used to test for fats and how saturated they are.
a rigid flask is initially filled with 4.00 atm of no2g and no n2o4g at 100 c. after equilibrium is achieved the
What is the concentration (M) of CH3OH in a solution prepared by dissolving 16.8 g of CH3OH in sufficient water to give exactly 230 mL of solution?
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