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Consider the following unbalanced equation:
Ca3(PO4)2 + H2SO4 ---> CaSO4 + H3PO4
What masses of calcium sulfate and phosphoric acid can be produced from the reaction of 1.0 kg calcium phosphate with 1.0 kg concentrated sulfuric acid (98% H2SO4 by mass)?
Chemistry Concentrations, In each of the following pairs, indicate which has the higher concentration of Cl- ion
For the titration of 50.00 mL of 0.02000 M 2-(N-Morpholino)ethanesulfonic acid with 0.09900 M NaOH, calculate how much titrant (mL) is required to reach a pH of 9.29 mL in the receiving flask.
chemical potential energy from rotating turbines into thermal energy. B) electrostatic energy from rotating turbines into chemical energy
containing too little oxygen to allow complete combustion of the fuel is called a rich mixture. A high-performance heater that burns propane, C3H8(g), is adjusted so that 100.0 g of O2(g) enters the system for every 100.0 g of propane. Is this mix..
The combustion of .1703 mole of hydrocarbon produces 12.27g H2O and 22.48g CO2. What is the molar mass of the hydrocarbon?
What volume of ether would be required to extract 0.95 g of aspirin from a solution of 1.0 g of aspirin in 100 mL of water in a single extraction
Write and balance the chemical equation for combustion of C13H24O. What is the sum of all of the coefficients in the correctly balanced chemical equation
Species A and B were separated using column chromatography. The elution time for species A (tA) was 200 s with a peak width (wA) of 35 s and the elution time for species B (tB) was 321 s with a peak width (wB) of 35 s.
When a certain unknown hydrocarbon is completely combusted with excess oxygen, it is observed that 1.12 L of H2O gas and 3.36 L of CO2 are produced at STP. What is the empirical formula of the unknown hydrocarbon
The choice of precipitating reagent is important. Briefly explain what the consequences would be if excess 6M NaOH solution instead of 6M NH3 solution were used to separate Fe3+ and Al3+ ions from Ca2+, Cu2+,
A 9.70-g piece of solid CO2 (dry ice) is allowed to sublime in a balloon. The final volume of the balloon is 1.00 L at 298 K. What is the pressure of the gas?
In the formation of smog, nitrogen and oxygen gas react to form nitrogen dioxide. How many grams of NO2 will be produced when 2.0L of nitrogen at 840 mmHg and 24°C are completely reacted
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