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A 2.63 L flask is filled with carbon monoxide at 27°c until the pressure is 6.72 ATM. Calculate the total pressure after 2.89 moles of carbon dioxide has been added to the flask.
A 25.0mL sample of HCl solution is titrated with a 0.139 M NaOH solution. The equivalence point is reached with 30.2 mL of base
What is the molarity of a solution of 14.0 g NH4Br in enough H2O to make 150 mL of solution?
The enthalpy of fusion of methanol is 3.16 kJ/mol. How much heat would be absorbed or released upon freezing 25.6 grams of methanol
Determine the molecular formula of the compound at the temperature of 120 degrees celsius and Pressure 750 mm hg, if 1 l of the gaseous compound weighs 2.3 grams? '
An organic compound has molecular formula c6h12o2, Its IR spectrum shows a strong carbonyl absorption b and near 1740 cm -1. Its 1 H-NMR spectrum
What mass of methane, CH4, is contained in a 500.-mL sample of CH4 at STP?
determined the percent Co by converting your product into a blue-violet colored Co complex and measuring the absorbance in the Spec 20 instrument. What is the formula of this blue-violet complex?
Iron metal can be produced in a blast furnace through a complex series of reactions involving reduction of iron(III) oxide with carbon monoxide.overall: iron(III)oxide + carbon monoxide => iron + carbon dioxideUse the equations below to calculate
How much water must be added to 534. mL of 0.180 M HCl to produce a 0.135 M solution? (Assume that the volumes are additive.)
determine whether the various proteins are integral or peripheral and exposed to which side of the membrane
what is the total volume of air in a room which contains a total of 75 kG of oxygen?
If equal masses of H2 and O2 (100.0 grams each) are reacted together to produce water, how many grams of water could be produced.
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