Solutions of ammonia and phosphoric acid are used to produce ammonium hydrogen phosphate fertilizer. What volume of 14.8 mol/L aqueous ammonia is needed for the ammonia to react completely with 1.00 kL of 12.9 mol/L aqueous phosphoric acid to produce the fertilizer.
Gas Stoichiometry
• April 7th, 2009This solution demonstrates using the molar volume of a gas at STP conditions to calculate the mass of a reactant.
(0 ratings) Combined Gas Law
• April 7th, 2009Just enough Helium to have your friends laughing for hours. This podcast demonstrates a solution using the combined gas law.
(0 ratings) Ideal Gas Law
• April 7th, 2009This question demonstrates a solution using the Ideal gas law.
(0 ratings) Determining a Limiting Reagent
• March 16th, 2009This example progresses from balancing a combustion reaction of ethene to determining the limiting reagent from give molar quantities. Practice Problem: If 2.70 mol of ethene is reacted with 6.30 mol oxygen, identify the limiting reagent.
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Podcast Video [5:56m]: Play Now | Play in Popup | Download | Embeddable Player | Hits (583)(0 ratings) Molar Mass calculation
• February 19th, 2009Molar mass calculation of aluminum sulphate from name to formula to calculation.
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Podcast Video [3:57m]: Play Now | Play in Popup | Download | Embeddable Player | Hits (339)(0 ratings) 
