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A solution is made by dissolving 716.2 g of H3PO4 to water as well as diluting to a total volume of 750 mL?
Compute the pH, pOH and equilibrium concentrations of [H3PO4], [H2PO4], [HPO4 2-], and [PO4?
Draw the structural formulas for any three compunds with the molecular formula C4H10O. If its an alcohol, classify each alcohol as primary, secondary, or tertiary?
The compound MgSO4 is called Epsom salts. How many grams will you need to prepare a bath containing 5.80 moles of Epsom salts? Express your answer using three significant figures.
At 50 degrees celsius a sample of ammonia gas exerts a pressure of 6.5 atm. What is the pressure when the volume of the gas is reduced to 20% of the original value at the same temperature
Starting with butane, 2-bromobutane or 1-bromobutane, please show the reaction/mechanism for how could prepare
Calcium hydride, CaH2, reacts with water to form hydrogen gas. CaH2(s) + 2 H2O(l) → Ca(OH)2(aq) + 2 H2(g)
Combustion of natural gas (primarily methane) occurs in most household heaters. The heat given off in this reaction is used to raise the temperature of the air in the house.
Assuming that the addition of the acid does not change the volume of the solution what is the pH of the acid/water mixture in the flask?
a 1.00l buffer solution is 0.250 m in hf and 0.250 m in naf. calculate ph of the solution after the addition of 100.0ml
A 5.00-mL sample of a sulfuric acid solution of unknown concentration is titrated with a 0.1401 M Sodium Hydroxide solution. A volume of 5.99 mL of the base was required to reach the endpoint. What is the concentration of the unknown acid solution
the pi to pi transition in beta-carotene occurs at585nm. this transition in beta-carotene is well modeledas the lowest
Calculate how many mL of 0.100 M NaOH are needed to neutralize completely 49.0 mL of 0.0800 M H2SO4 (forming Na2SO4 and water).
MAPH loses H2O stepwise as it is heated. Between 40 C and 60 C the monohydrate(MAPH) is formed and above 100 C the anhydrous material(MAPH) is formed. What are the Phosphorous % of the monohydrate and anhydrous material
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