How much phosphoric acid (h3po4) will be produced
Suppose the reaction Ca3(PO4)2 + 3H2SO4 ------ > 3CaSO4 + 2H3PO4 is carried out starting with 103 g of Ca3(PO4)2 and 33.7 g of H2SO4. How much phosphoric acid (H3PO4) will be produced?
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Equilibrium vapor pressure of water at 30 degrees Celsius is 31.82mmHg. What is the partial pressure of water in atm in the atmosphere on this day?
Suggest reasonable synthetic route for the preparation of 2-methyl-3-phenyl-2-propan-1-ol from benzaldehyde
As the gas contracted, ethanol was forced into the vessel to maintain the same pressure of helium. If this required 16.2 cm3 of ethanol, what was the final temperature of the helium?
A plane flies from base camp to lake A, a distance of 200 km at a direction of 20.0° north of east. After dropping off supplies, the plane flies to lake B, which is 170 km and 30.0° west of north from lake A. Graphically determine the dist
Element Z has two naturally occurring isotopes Z-79 ( 78.918 amu) and Z-81 (80.916 amu) . Calculate the atomic mass of element Z given the abundance of the Z-81 is 49.31 %
Suppose such an accelerometer is attached to point P on the ceiling of an automobile traveling in a straight line on a flat surface at constant acceleration. Due to the acceleration, the string will make an angle θ with the vertical.
A balloon filled with helium gas at 20C occupies 2.91 L at 1.00 atm. The balloon is immersed in liquid nitrogen at -196C, raising the pressure to 5.20 atm. What is the volume of the balloon in the liquid nitrogen?
The total pressure of the vessel is 5.50atm and the mole fraction of xenon is 0.751mol. What is the partial pressure of xenon and neon in atm? What is the number of moles of xenon and neon?
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When working with a child under the age of 18, what is a best practice in terms of getting their agreement for counseling?
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Identify an ethical boundary or boundaries that were crossed in the experiment?
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