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A 0.4088 g sample of a monoproticacid neutralizes 16.4 mL of 0.08133 M KOH solution. Calculate the molar mass of the acid.
The reaction is in acidic environment accoridng to MnO4(-)(aq) +As2O3 (s) = H3AsO4 (aq) +Mn(2+ )(aq) a. Balance in acidic B calculate the molarity of the KMnO4 solution.
3nahco3aq h3c6h5o7aq rarr 3co2g 3h2ol na3c6h5o7aqhow many moles of na3c6h5o7 can be produced if one tablet
Oxalic acid dihydrate is often used as primary standard for the standardiztion of base solutions. For a procedure comparable to this experiment, approximately how many grams of oxalic acid dihydrate should be used in order to have a volume of abou..
consider the following mixtures. in each case either calculate the pH if the resulting solution is a buffer solution or state why the solution does
what is the concentration of cl in a solution obtained by mixing 210 ml of 0.620 m kcl and 640 ml of
How much energy (in calories) is needed to heat 8.0 cm3 of fat from room temperature (25 c ) to its melting point (35 c )?
1.00g sample of water is allowed to vaporize completely in a 10.0l container. what is the pressure of the water vapor
a metal weighing 50.0g absorbs 220.0 J of heat when its temperature increases by 120.0 degrees celsius. what is the specific heat of this metal?
At 700 K, the equilibrium constant for the reaction CO(g) + H2O(g) ? CO2(g) + H2(g) is 5.10. What is G for the reaction at the specific temperature
blood alcohol content of an individuals is 0.15. if we suppose the individual drank all of the alcohol at the total
Nitromethane CH3NO2) burns in air to produce significant amounts of heat. 2 CH3NO2(l) + 3/2 O2(g) --> 2 CO2(g) + 3 H2O(l) + N2(g). delta H^0 reaction = -1418 kJ
The best means of personal protection from radiation for emergency responders is the implementation of three basic principles: time, distance and shielding. Please show your work when answering the following questions:
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