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What would be the difference in the products of electrolysis of NaBr(s) andNaBr(aq)?
student takes 116. g of BaCl2, and reacts it according to the following equation: 3BaCl2 + Al2(SO4)3 → 3BaSO4 + 2AlCl3 How many moles of AlCl3 are formed?
A 12-gram mixture of methane, CH4, and ethane, C2H6, is completely combusted in oxygen. If the total mass of H2O produced is 23.4 grams, what was the approximate mass of the methane in the original mixture
Question- If the radioactive decay of a nucleus has a half-life of 4.20 min, how many atoms are left after 3.00 × 102 seconds if there are 5.00 × 1022 atoms to start
A 3.575g sample of a monoprotic acid was dissolved in water. it took 22.67ml of a .1453 M NaOH solution to neutralize the acid. what is the molar mass of the acid
what is the balanced equation for copper ii hydroxide acetic acid hc2h3o2? and what is its reaction single or double
Question- At a given temperature, you have a mixture of benzene (vapor pressure of pure benzene = 745 torr) and toluene (vapor pressure of pure toluene = 290 torr). The mole fraction of benzene in the vapor above the solution is 0.590. What is the..
For the reaction 3 C2H2=C6H6 at 25c the standard enthalpy change is -631 kJ and the standard entropy change is -430 J/K
To prevent tank rupture during deep-space travel, an engineering team is studying the effect of temperature on gases confined to small volumes
Cyclohexene treated with Cl2, xs HOCH3 in cold as well as dark conditions gives what major organic product
What is the pH at equivilance point? c. What is the pH of the solution when 106.4mL of 1.721 M NaOH has been added to the 0.591 M acetic acid solution?
For the following reaction, Kc = 0.513 at 500 K . N2O4(g) 2NO2 (g)
A 5.0 mL sample of vinegar was titrated with 7.2 mL of 0.55 M NaOH (aq). If the density of the vinegar solution is 1.00g/mL, what is the mass percent of acetic acid
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