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Calculate the height of a column of methanol that would be supported by atmospheric pressure. The density of methane is .787 g/cm^3.
The solubility of magnesium phosphate at a given temperature is 0.936 g/100 mL. Calculate the Ksp at this temperature.
You need to make an aqueous solution of 0.180 M sodium sulfate for an experiment in lab, using a 250 mL volumetric flask. How much solid sodium sulfate should you add ?
Determine the amount of energy or work that the silicon nitride tip could absorb before being plastically deformed, assuming no initial cracks. Volume is in part A.
A gas is heated from 14 degrees celsius to 121 degrees celsius and the volume increased from 15.0 liters to 41.4 liters. If the original pressure is 1 atm, what would the final pressure be?
use the concept mof electron configuration to explain why the number of valence electrons in metals tend to be less the number in most nonmetals.
What volume (in mL) of 0.220 M NaOH should be added to a 0.135 L solution of 0.028 M glycine hydrocholoride
The coefficient of heat transfer between a pure saturated vapor and a cold surface canbe predicted by the following equation:
determine the trend in sizes of the ions o2-n3- f- and also explain why does the trend exist? also describe which of
A certain quantum mechanical system (NOT the hydrogen atom) has the energy levels shown in the diagram below. The energy levels are indexed by a single quantum number n that is an integer.
A 1.23 mol sample of KOH is dissolved in 425 ml water. find the molarity of the solution
How much energy is released during the complete combustion of 433 grams of cyclopropane
Assuming the solution has a heat capacity of 4.18 J/°C·g and assuming no heat loss to the calorimeter, calculate the enthalpy change for the dissolution of NH4NO3 in units of kJ/mol.
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