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1. A sample of gas occupies 15.0 L at a pressure of 2.00 atm and a temperature of 27 degrees Celsius. If the pressure is lowered to 1.00 atm, and the temperature is raised to 127 degrees Celsius, what would be the new volume of the gas sample? 40.0 L
What is the pH of the HCl solution before any of the NaOH solution is added. What volume of the NaOH solution is required to reach the equivalance point of the titration
what is the percent yield of a reaction in which 244 g phosphorus trichloride reacts with excess water to form 144 g
how many electrons are gained or lost by each sulfur atom. how many electrons are gained or lost by each copper atom
How does solubility of polar and non-polar molecules in water set up cell membranes and disolve essential bio chemicals
the diameter of a helium atom is about 1102pm.supposethat we could line up helium atoms side by side in contact with
Determine the compounds Cl2, HCl, F2, NaF and HF which compound has a boiling point closest to that of argon. Define
radio waves travel at the speed 3.00 108 msspeed of light. if saturn is 7.9 108 km from earth thendetermine how many
what is an example of a hypothesis testing for the percentage of ethanoic acid in vinegar? Give me examples of hypotheses and how to test them. thanks :)
What effect would the following have on your determined absorbance measurement of a potion. (Too high, too low or unchanged). Bubbles in the cuvette, fingerprints that reflect light, fingerprints on the cuvette that absorb at your chosen wavelengt..
Using the Law of Buoyancy explain why solid block of steel will sink in the ocean, but ships made of steel can float on the ocean.
Consider the following equilibrium process at 700°C. 2H2(g)+S2(g) 2H2S(g) Analysis shows that there are 2.50 moles of H2, 1.35 10-5 mole of S2, and 8.70 moles of H2S present in a 12.0 L flask. Calculate the equilibrium constant Kp for the reactio..
To prevent the presence of air, noble gases are placed over highly reactive chemicals to act as inert "blanketing" gases. A chemical engineer places a mixture of noble gases consisting
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