What is the concentration of cacl2 in mass percent
An aqueous CaCl2 solution has a vapor pressure of 82 mm Hg at 50C. The vapor pressure of pure water at this temperature is 92.6 mmHg. What is the concentration of CaCl2 in mass percent?
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A scuba diver with a lung capacity of 5.1 L inhales a lungful of air at a depth of 44 m and a pressure of 5.4 atm.If the diver were to ascend to the surface (where the pressure is 1.0 rm atm) while holding her breath, to what volume would the air
Give an explanation for how calmagite works as an indicator for the titration of magnesium ion with EDTA. Explain why the water sample was buffered before it was titrated with EDTA.
Assuming H and S do not vary with temperature, at what temperature will the reaction shown above become spontaneous?
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How many liters of oxygen gas can be produced at STP from the decomposition of 0.125 L of 3.00 M H2O2 in the reaction according to the chemical equation shown below?
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A piece of a newly synthesized material of mass 25.0g at 80 degrees C is placed in a calorimeter containing 100g of water at 20 degrees C. If the final temp of the system is 24 degrees C, what is the specific heat capacity of this material?
How many molecules of would be formed from the reaction mixture that produces the greatest amount of products?
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