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BrO3- + 5Br- + 6H+ --> 3 Br2 + 3H2O
if 25.0 milliliters of .2oo molar BrO3- is mixed with 30.0 milliliters of .450-molar Br- solution that contains a large excess of H+, the amount of Br2, formed, according to the equation above, is ??
the normal respiratory rate for a human being is 15.0 breaths per minute. the average volume of air for each breath is
Assuming that equal numbers of moles of each were released into the air at ground level, rank these four compounds in terms of their potential to catalytically destroy ozone in the stratosphere. Explain
Dry ice, CO2 (s), has a melting temperature of -78o C and will not form a liquid unless atmospheric pressure exceeds 5.1 atm. The following reaction is conducted at -90o C and 101.325 kPa: CO2 (g) ? CO2 (s)
what is the theoretical yield of aluminum oxide if 2.40 mol of aluminum metal is exposed to 2.10 mol of oxygen
The flask was then shaken until the solution was uniform. A 30.0-\rm mL sample of this glucose solution was diluted to 0.500 \rm L. How many grams of glucose are in 100. \rm mL of the final solution
Using values from Appendix C of your textbook, calculate the value of Keq at 298 K for each of the following reactions: (a) CH4(g) + 4 Cl2(g) CCl4(l) + 4 HCl(g) Keq = . (b) H2(g) + Br2(g) 2 HBr(g) Keq = . (c) Fe3O4(s) + 4 CO(g) 3 Fe(s) + 4 CO2(g) ..
Calculate the potential of the cell be if the mass of the Iron (Fe) electrode (MW = 55.85 g/mol) is 62.0 g?
A sample of sodium reacts completely with 0.142kg of chlorine, forming 234g of sodium chloride. What mass of sodium reacted?
A BOD test is to be run on a sample of wastewater that has a five-day BOD of 230 mg/L. If the initial DO of a mix of distilled water and wastewater is 8.0 mg/L
The following system is at equilibrium with [N2O4]= .55M and [NO2]=.25M. If an additional .10 M NO2 is added to the reaction mixture with no change in volume, what will be the new equilibrium concentration of N2O4
how to choose a solvent that can be used to recrystallize a product that is less soluble than the reactant
1000g of Na2HPO4 is dissolved in 100mL of water. using mass balance and charge balance deterimne the pH of the resulting.
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