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If 2.20 L ofa gas at 754 torr and 580 mL of gas at 0.988 atm are combined and allowed to diffuse in a 6.00L container, what is the total pressure of the new system?
The emf of a cell made of a Zn anode and hydrogen cathode immersed in 0.5M ZnCl2 is +0.590V. What is the pH of the solution
To do so she places 100.0g of water at 58.60C into the calorimeter which already contains 100.0g of water at 19.30C. The final temperature of the water in the calorimeter is 38.70C. What is the heat capacity of the calorimeter
calculate the osmotic pressure associated with 50.0 g of an enzyme of molecular weight 98,000 g/mole dissolved in 2600 mL
A 128.2mL sample of 0.15M solution of H3PO4 is titrated with 0.18M NaOH. What volume of base must be added to reach the third equivalence point
The standard free energy of activation of one reaction A is 85.50 kJ mol-1 (20.43 kcal mol-1). The standard free energy of activation of another reaction B is 78.70 kJ mol-1 (18.81 kcal mol-1).
If 7.75 L of radon gas is at 1.55 atm and -19 degrees Celcius, what is the volume at STP
evaporated the water from NaOH extracts prior to adding acid?
What volume of 0.240 M K2S solution is required to completely react with 195 mL of 0.155 M Co(NO3)2.
An injection containing 10.0pg 10 5 B was injected into a patient suffering from a brain tumor. The patient was irradiated by a neutron gun at the site of the tumor.
Explain how a change in the amount of a product causes a shift in equilibrium?
How much 5.90 M NaOh must be added to 570.0 mL of a buffer that is 0.0210 M acetic acid and 0.0230 M sodium acetate to raise the pH to 5.75
A 2.00-g sample of white solid was vaporized in a 345-mL vessel. If the vapor has a pressure of 985 mmHg at 158°C, what is the molecular mass of the solid?
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