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In an acidic solution (with an excess of iodate), the titration of a 25 mL sample of potassium iodide required 26.51 mL of 0.0949M sodium thiosulfate titrant. What is the molarity of the potassium iodide solution?
Assume 1.00 mL = 1.00 g What numerical value will be used for the moles on the right hand side of the equation above?
Consider the reaction, 2 Al(OH)3 + 3 H2SO4 ->Al2(SO4)3 + 6 H2O. How many grams of Al2(SO4)3 are generated when 152 g of H2SO4 reacts?
A hydrated form of copper sulfate (CuSO4·x H2O) is heated to drive off all the water. If we start with 9.47 g of hydrated salt and have 5.29 g of anhydrous CuSO4
Determine the wavelength, of an alpha particle with a(KE) kinetic energy of 8.0 10-13 Joules
If 0.0598 moles of potassium hydroxide are added to 250 ml of this buffer, what is the pH of the resulting solution? (Assume that the volume change does not change upon adding potassium hydroxide)
compressed gas cylinder contains 1.00 x 10^3 g of argon gas. The pressure inside the cylinder is 2050 psi at a temperature of 18 C.
How Much Chlorine Must be Added to a Swimming Pool? A solution used to chlorinate a home swimming pool contains 7% chlorine by mass. An ideal chlorine level for the pool is one part per million (think of 1 ppm as being 1 g chlorine per million gra..
Determine how much Ammonia would be formed if 187 grams of calcium carbonate CaCO 3 are formed?
Coal combustion can affect freshwater or marine (saltwater) organisms in different ways. Describe the steps involved in one such way, from combustion to the effect(s) on one species or group of organisms.
Calculate the heat energy released when 29.0 g of liquid mercury at 25.00 C is converted to solid mercury at its melting point
Indicate whether each of the following reactions lies to the right, favoring the formation of products, or lies to the left, favoring formation of reactants.
If the groundwater at the top of the saturated zone is in equilibrium with air, calculate the concentration of m-Xylene in the air in mol/L
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