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HBr is an acid. Please write a chemical equation showing how it is an acid according to the Arrhenius definition. The response has to be in the form of a balanced chemical equation with all phases included.
Explain why corresponding phosphorus and arsenic compounds resemble each other more closely than they do nitrogen compounds
What volume of .105 M Na2S solution would be required to precipitate all the copper(II)ion from 27.5mL of.121M CuSO4 solution?
A solution made by adding 20g of urea to 125g of water has a vapor pressure at room temperature of 22.76 torr, whereas the vapor pressure of pure water at 25 degrees celsius is 23.76 torr. find the molar mass of urea
A 2 mL sample was taken of a solution of barium iodate at 10 degree C. the sample was mixed with 2 mL of 0.5 M KI and 2 mL of 1M HCl. The transmittance of the mixture was read and compared to a calibration curve which indicated a concentration of ..
Determine the mole fraction of each component to at least three significant figures.
The heat capacity of the calorimeter was 24.5J/0C and contained exactly 1250g water which increased from 24.620C to 27.430C. Calculate (Delta)U for the reaction in kJ/mol rxn
When titrating a standardized solution such as NaOH, why is it important to perform each titration multiple times think about why it's important to continue titration past the equivalence point.
Find six letters of the alphabet that belong to C2v, Find at least one that belongs to D2h and at least one that belongs to D4h.
If 2.45 g of N2H4 reacts and produces 0.650 L of N2, at 295 K and 1.00 atm, what is the percent yield of the reaction?
Draw a phase Diagram (label axes), showing normal boiling boint, critical temperature (b) define critical temperature
a volume of 5.3 L at 127 degrees Celsius, what is the pressure of the gas in atmospheres?
When 35.0 g of an unknown nonelectrolyte is dissolved in 220.0 g of benzene, the solution boils at 83.2°C. Calculate the molecular weight of the unknown nonelectrolyte. The Kb for benzene = 2.53°C/m. The boiling point of pure benzene is 80.1°C.
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