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A reaction produces 0.871of H2O. How many molecules are produced
the three species n2 co and cn- are isoelectronic. comment on the location of any formal charges in these moleculesion
The pressure of 4.57 L of an ideal gas in a flexible continer is decreased to one-third of its original pressure, and its kelvin temperature is decreased by one half
When a catalyst is added the reaction 2SO2(g)+O2(g)?2SO3(g) takes place. At equilibrium the total pressure is 4.05atm . Find the value of Kc.
a coffee cup calorimeter contains 525.0 g of water at 25.0 oc. to it are added350.0 g of water at 48.3 oc 480.0 g of
considering the given equation c3h8g 5o2g 3co2g 4h2og in which propane and oxygen reacts compute the volume of co2
What are the advantages and disadvantages of writing a chemical equation with chemical symbols and formulas instead of just words?
a cylinder with a piston pressing down with a constant pressure is filled with 2.20 moles of a gas n1 and its volume is
If 10.0mL of acetic acid, CH3COOH, is diluted with water to a total volume of 200.0mL, what is the percent by volume of acetic acid in the solution.
The volume of a sample of gas measured 15 degrees Celsius and 1atm is 2.0L. Explain what must the final temperature be in order for the gas to occupy 5.0 L at 760 mmHg
Determine the molecular weight of a compound given the gas phase data: mass of 11.8 g, temperature of 39.1 C, pressure of 630 torr, volume of 1.31 L.
The normal boiling point of C2Cl3F3 is 47.6 degrees Celsius and its molar enthalpy of vaporization is 27.49 kJ/mol. What is the change in entropy in the system in J/K when 28.6 grams of C2Cl3F3 vaporizes to a gas at the normal boiling point
What molarity of aqueous magnesium chloride solution can be expected to show the same conductivity as 0.0075 M aluminum sulfate at 15,000 units.
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