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Determine the number of nitrate ions in 218g Mg(NO3)2
What is the concentration of hydrogen ions in a solution containing 0.321 M HOCN (cyanic acid) and 0.223 M (NaOCN) (sodium cyanate)? The ionization constant of cyanic acid is 3.5 × 10-4.
What us the pH at the equivalence point for the titration of 0.2 M nitrous acid by 0.2 M sodium hydroxide. Ka for nitrous acid is 4.5 x 10^-4
Question- Draw the complete mechanism for the synthesis of the phenyl magnesium bromide starting with the magnesium and bromobenzene. I am in urgency please provide solution in short period
understanding the basics of thermal chemistry.1. the second law of thermodynamics indicates that a system.a. tends to
Explain which isomer cis-stilbene or trans-stilbene would be expected to have a higher rf value in thin layer chromatography
Calculate the pH at the equivalence point in titrating 0.100 M solutions of each of the following with 8.0×10-2 M NaOH. A:lactic acid
If 5.50 of the unknown compound contained 0.183 moles of carbon and 0.367 mol of H of , how many moles of oxygen, , were in the sample?
Why is whooping cough considered an emerging infectious disease in California? Which stage of Pertusis is infectious?
Problem- Determine the volume in mL of 0.24 M LiOH(aq) needed to reach the equivalence (stoichiometric) point in the titration of 23 mL of 0.28 M formic acid(aq). The Ka of formic acid is 1.8 x 10-4.
Gaseous hydrogen and oxygen can be prepared in the laboratory from the decomposition of gaseous water. The equation for the reaction is
The reaction between bromate ions and bromide ions is acidic solutions is given by the following equation BrO3-(aq) + 5Br-(aq) + 6H+(aq) -> 3Br2(l) + 3H2O(l)
if 18.6 of 0.800 solution are needed to neutralize 5.00 of a household ammonia solution what is the molar concentration
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