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In a reaction at equilibrium the partial presssure of SO2 is 117 torr and that of Cl2 is 255 torr. What is the partial pressure of SO2Cl2 in this mixture?
Calculate the pH of a buffer solution obtained by dissolving 20.0 g of KH2PO4(s) and 30.0 g of Na2HPO4(s) in water and then diluting to 1.00 L.
Titanium is a strong, lightweight, corrosion-resistant metal that is used in rockets, jet engines, and bicycle grams. It is prepared by the reaction of titanium (IV) chloride with molten magnesium between 950 and 1150 degrees C via the following r..
1.664 g of a solid white acid are dissolved in water and completely neutralized by the addition of 45.37 mL of 0.580 M NaOH. Calculate the molar mass of the acid, assuming it to be a monoprotic acid.
chemistry mixture of gases contains 0.200moleO2 o.4oomole N2 and 0.600mle H2 at 2.00 atm pressure what is the partial pressure of N2 in the mixture.
you decide to use methyle red indicator instead of universal indicator for preparation of your pH color standard what effect have on your data?
Calculate the approximate molarity of this solution from the volume, percent composition, and density.
Determine the pOH (to two decimal places) of the solution that is produced by mixing 2.34 mL of 7.82×10-3 M MgO with 60.9 mL of 3.77×10-2 M MgH2.
The standard molar heat of vaporization for water is 40.79 kJ/mol. How much energy would be required to vaporize 29.0 g of water?Answer in units of kJ.
During a balloon ascension, wearing an oxygen mask, you measure the weight of a calibrated 5.00-kg mass and find that the value of the gravitational field strength at your location is 9.785 N/kg.
Diethyl amine density (1.0475 g/mL) Diethyl amine MW 73 Diethyl ether density (0.714 g/mL) Hint: Consider at which temperature the reaction is run. Which of the boiling points and melting points might come into play?
The inner and outer surfaces a spherical shell with radii of 1cm and 2cm are 300C and 100C respectively .If the thermal conductivity of the shell is 2w/m.k,determine the heat transfear through the shell.
If a segment of DNA consists of 5'-TCTAGC-3', the nucleotide order in the complementary mRNA strand (written in 5' to 3') would be:
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