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A gas has a volume of 50.0 cm3at a temperature of -73°C. What volume would the gas occupy at a temperature of -123°C if the pressure stays constant?
you have a hydrochloric acidsolution with a pH of 1.8. How many mL of sodium hydroxide with a pH of 11.8 would be used to neutralize 20.0 mL of the acid solution.
It has a pressure of 46.3 mmHg and 24.6 C (degrees). what is the molecular formula og the compound
Given that vinegar is 5% acetic acid by weight, estimate the percentage of vinegar in the foods. Assume that vinegar is 1.05 g/ml.
Calculate delta H for the process in which N2(g) initially at 250K at 1Bar is heated to 700 K at 1 Bar. how different is this answer from the one calculate assuming the molar heat capacity is constant at 298.15 K over the entire temperature interva..
Suppose helium nuclei has exactly the same mass as adding two single protons and neutrons, the Sun's luminosity would be
Steam at 3MPa and 300oC exits a boiler and goes into a high pressure turbine in which it is expanded to 300kPa. The steam is then sent back to the boiler (constant pressure heat exchanger) and reheated to 300oC.
The wave function px and dxz are linear combinations of the spherical harmonic functions, which are eigenfunctions of the operators H, I^2, and Iz for rotation in 3D. The combinations have been chosen to yield real functions
The solutions mixed together are 51.7 mL of 0.110 M hydrochloric acid, 102.4 mL of 0.213 M of nitric acid, 500.8 mL of 0.0101 M calcium hydroxide, and 201.7 mL of 0.114 M rubidium hydroxide. Did the acids and bases exactly neutralize each other?
If the minimum amount of solvent is recrystallized at 12.8 g by heating it to 70 C and sampling it in an ice water bath what is the minimum percent recovery of the recrystallized material?
Question- What is the mass of NaOH that would have to be added to 500 mL of a solution of 0.20M acetic acid in order to achieve a pH of 5.0?
what mass of sucrose should be combined with 508 of water to make a solution with an osmotic pressure of 8.60 at 310 ?
How many milliliters of 0.0820 M NaOH are required to titrate each of the following solutions to the equivalence point. (a) 40.0 mL of 0.0950 M HNO3
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