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If 26mL of 5.2M H2SO4 was spilled, what is the minimum mass of NaHCO3 that must be added to the spill to neutralize the acid? 2NaHCO3+H2SO4=Na2SO4+2H2O+2CO2
Potassium nitrate decomposes on heating, producing potassium oxide and gaseous nitrogen and oxygen: 4KNO3(s)→ 2K2O(s) + 2N2(g) + 5O2(g)
A buffer solution containing 0.25 M Acetic acid and 0.56 m Sodium acetate. After addition of 0.0060 mol HCL what is Ph of buffer.
A sample of H2SO4 contains 1.11 grams of H (1.01 g/mol). How many moles of H2SO4 (98.02 g/mol) are present?
Calculate the molar solubility of CaF2 at 25C in a solution that is (a) 0.010M Ca(NO3)2 and (b) 0.010M NaF
Determine the number of moles of O2 produced by the decomposition of 213 g of NaClO3.
The complex ion Co(H2O)6(2+)(aq) is pink when placed in solution. Addition of chlorine ions creates an equilibrium with CoCl6(4-) in the solution, which is blue in color.
Use the following data to plot the inflection points for the heating curve of 1 mole of solid octane at its melting point, -56.8 degrees C. The first point should be at -56.8 and the last point should be at 150 degrees celcius.
A 1.630 g sample of naphthalene, C10H8(s), is completely burned in a bomb calorimeter assembly and a temperature increase of 8.44°C is noted.
If a sample of barium contains 2.3 x 1023 atoms of barium, how many grams of barium are in the sample?
Given 100 g of hot tea at 90 C what mass of ice at -10 C must be added in order to obtain a final temperture of 10 C
If you wanted to prepare a solution of CO in water at 25 degrees celsius in which the CO concentration was 2.2 mM, what pressure of CO would
At 1100 K, Kp = 0.25 for the following reaction. 2 SO2(g) + O2(g) reverse reaction arrow 2 SO3(g) What is the value of K at this temperature?
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