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The normal boiling point of 1-butanol is 117.8 C. 1-butanol (l, 1 atm) ? 1-butanol(g, 1atm) delta H=43.82 kJ Calculate the boiling point of 1-butanol when the barometric pressure is 47 mmHg
Sodium reacts with chlorine gas according to the reaction: What volume of gas, measured at 686 and 32 , is required to form 23 of.
A 10.0 L gas cylinder has been filled with 7.40 moles of gas. You measure the pressure to be 3.90 atm. What is the temperature inside the tank
A ten L Dewar containing liquid nitrogen tips over in your car while you are transporting it. If it completely vaporizes what volume of Nitrogen gas will be produced at 1 atm and 20 degrees C
A compound is found to have a molar mass of 598 g/mol. If 35.8 mg of the compound is dissolved in enough water to make 175 mL of solution at 25°C, what is the osmotic pressure of the resulting solution?
The vapor pressure of a solution containing 5.40 g of a nonvolatilesubstance in 90 g water is 23.32 torr. What is the molar mass of the solute?
When pure carbon burns in air, 10.0 kg of carbon react with the oxygen in the air to form 36.7 kg of carbon dioxide. Calculate the percentage of oxygen contained in carbon dioxide.
A 2.0 mole sample of the compound K2[Pt(CN)4] is dissolved in water. How many total moles of ions will the solution contain?
You have a solution of NaCl dissolved in water. Describle a method by which these two compounds could be separated.
Show the Chemical behavior of an atom - The chemical behavior of an atom is determined by most directly by the
The most common source of copper is the mineral chalcopyrite. How many kilograms of chalcopyrite must be mined to obtain 320. of pure copper?
Draw trans-1-methyl-4-isopropylcyclohexane oin its two chair flipped forms. Indicate which of chair conformations
When 1.1g of a nonvolatile substance is added to 45.5g of benzene, the vapor pressure decreased from 97.0 to 95.7 tor. From the mol fraction of the substance in the solution estimate the molar mass of the compound
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