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Explain what is the osmotic pressure, in atm, of a solution formed by dissolving 11.6 g of Fe2(SO4)3 in 0.626 L of water at 23.2 degrees Celsius? R = 0.0821 L-atm/mol-K; 0 degrees Celsius = 273 K
The reaction can be represented as {\rm 2 NI_3 (s)\rightarrow N_2 (g) + 3 I_2 (g)},~{{\Delta H}}_{\rm rxn} = -290.0~{\rm kJ} Find the change in enthaply when 16.0g of \rm NI_3 decomposes.
Given the following balanced equation, determine the rate of reaction with respect to the [NOCl]. If the rate of Cl2 loss is 4.84 * 10-2 M/s, what is the rate of formation of NOCl
which of the following will be more soluble in acidic solution than in pure water?
How many tons of slag are produced by a modern blast furnace using 2.55×104 of limestone,. Assume that slag is pure calcium silicate () and that all reactions go to completion.
Gold has a density of 19.3 g/cm3. How many pounds does a gold sphere weigh if it has a diameter of 5.20 inches?
Silicon has been doped with 5 x 10^22 m^-3 of boron atoms. Calculate the conductivity of silicon at (a) room temperature (32 C) (b) at (125 C)
consider the following reactionpcl5g -gt pcl3g cl2g .at equilibrium pcl5 2.00 m and pcl3 cl2 1.00 m. if suddenly
What is the pOH of a solution that is prepared by mixing 25.0 mL of 0.200 M HNO3 and 25.0 mL of 0.150 M KOH
When 2.45g of an unknown weak acid (HA) with a molar mass of 85.0 g/mol is dissolved in 250.0 g of water, the freezing point of the resulting solution is -0.255 C. Calculate Ka for the unknown weak acid.
State the balanced net equation for the reaction that takes place when 0.1 M solutions of potassium hydroxide and iron (III) acetate are mixed.
Then 5.0mL was withdrawn and diluted to 200mL. The spectrum of this solution exhibited a maximum absorbance of 0.642 units at 554nm in a 2cm cell. The molecular absorbance , e, is 423 M-1cm-1. What is the mass of the analyte in grams
determine the mass of silver phosphate formed when 4.33 g of silver nitrate is reacted with 22.7 ml of .118 m
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