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if a gas is at 2.3 atm of pressure and occupies 32 L of volume, how much volume will it occupy if the pressure is lowered to 1.5 atm?
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A solution has a concentration of 10.0 m and contains 5.0 g NH3. What is the volume (in milliliters) of this solution
Calculate the volume in milliliters of a 1.8 mol/L iron(II) bromide solution that contains 150.g of iron(II) bromide FeBr2. Round your answer to 2 significant digits.
If you carry out the reaction between table salt (NaCl) and copper(II) sulfate (CuSO4) in 100.0 mL of water, the salt copper(II) sulfate will behave similarly to the salts given in the tab named Slightly Soluble Salts. E ...
1) If Congress taxes CO2 production at $40 per ton of CO2, what is the tax to burn one ton (2000 pounds) of coal which is 75% carbon? 2) How much heat energy can you get from burning that ton of coal? Take the book value ...
What is the differene between sodium chloride versus sodium chlorite
Explain why the mass of the crucible and anhydrous salt is less than the mass of the crucible and the hydrate. What is the chemical formula of copper (II) sulfate?
Hydrogen peroxide was catalytically decomoposed and 75.3 mL ofoxygen gas was collected over water at 25 degrees celsius and 742torr. What mass of oxygen was collected? (Pwater =24 torr at 25 degrees celsius)
A student finds that the mass of an object is 6.62 kg. She is told that her measurement has an error of 12.3%. What is the true mass (in kg) of the object?
A 44.0 g sample of an unknown metal at 99.0 o C was placed in a constant-pressure calorimeter of negligible heat capacity containing 80.0 mL water at 24.0 o C. The final temperature of the system was found to be 28.4 ...
Sodium sulfide (11.7 g) reacts with hydrochloric acid (16.7 ml, 12.0 M) to yield sodium chloride and hydrogen sulfide. What is the theoretical yield (g) of hydrogen sulfide?
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