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In an bcc lattice of atom A, what fraction of edge is not covered by atoms?
Determine the concentration of SO42- necessary to precipitate BaSO4 and SrSO4. Which compound, BaSO4 and SrSO4, precipitates first. What is the SO42- concentration when the second ion begins to precipitate
Determine the mass in grams of Ni in the original sample? Determine the weight percent of Ni in the sample?
Match the five complexes grven below (by letter) with the proper spectral data in the chart below. Al1 of these complexes have low spin d6 configurations and display t'*ro d-d transitions (low absorptivity). Two additional absorptions with high mo..
how many metric tons of oxygetn are combined in a sample of pitchblende that contains 2.3 t of
A solution of M(NO3)2 is electrolyzed. When a constant current of 2.50 amperes is applied for 35.0 minutes, 3.06 grams of the metal M is deposited. calculate the molar mass of M and identify the metal
Indicate all the Noabel Laureates in POLYMERS comprise Chemistry and Physics. Explain each of their work in 1 paragraph per person
Sodium azide (NaN3) is the chemical used in air bags. Sensors detect the initial crash and electrically initiate the explosion of a small charge of this compound
A compound contains only C, H, and N. Combustion of 31.5 mg of the compound produces 30.2 mg CO2 and 37.0 mg H2O. What is the empirical formula of the compound
Determine the pH of a Na_2HPO_4 solution in which the formal concentration of NaHPO_4 is F= 0.00183 M
Problem- The Ka of a monoprotic weak acid is 3.38 Ã- 10-3. What is the percent ionization of a 0.149 M solution of this acid
A 15ml aliquot of this solution was the diluted to 500ml of water. Calculate the final molarity
why is the voltage reading different for deionized water vs. tap water. what substances are added to drinking water to make it safe.
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