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What is the pH of a buffer that results when 0.50 mole of Na3PO4 is mixed with 0.75 mole of HCl and diluted with water to 1.00 L? (The acid dissociation constants for phosphoric acid are Ka1 = 7.5 * 10^-3, Ka2 = 6.2 *10^-8, and Ka3 = 3.6 * 10^-13) can you show me the steps with plunging in the numbers please. I would appreciate it
Do bonds break during the evaporation of the molecular substances hexane and 1-pentanol
How much energy (heat) is released when 1.9 moles of H2 reacts with 0.7 moles of Cl2 to create HCl(g) if the ΔHrxn = -184.6 kJ.
Can complex compounds like dioxin and furan actually be thermally oxidized and destroyed?? At what temperature would these compounds actually be destroyed.
When ammonia is burned in oxygen, free nitrogen gas and water are produced. What volume of ammonia will react completely with 25.0 L of oxygen.
14 g of Si reacts with 16 g of O to produce SiO2, the only product, with no reactant left over. How much SiO2 would be produced from 34 g of Si and excess O?
Calculate the molar mass of a nonelectrolyte that lowers the freezing point of 25.00 g of water to 3.9°C when 4.27 g of the substance is dissolved in the water.
A sample of fluorine gas occupies 855 mL at 710 mm Hg and 1550C. What is the mass of the sample?
Discuss in detail, one way in which atomic nuclear decay takes place. What is the significance of atomic nuclear decay? Analyze the societal implications of using this process.
compute the partition coefficient for the compound between C 6 H 14 and H 2 O (Kphexane/water).
How many grams of TiCl4 are needed to react completely with 155 L of H2 at 435 oC and 795 mm Hg pressure?
Draw the following protein molecule, Need to draw the following molecule (using the lewis condensed line structure).
Solving this question helps the student to understand how to find molecular formula using moles and mass and What is the molecular formula of this compound?
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