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N2O4 + 2 N2H4 = 3 N2 + 4 H2O Determine the Limiting Reactant and the mass in Grams of Nitrogen that can be formed from 50.0g N2O4 and 45.0g N2H4. The molar masses are: N2O4=92.02G/mol and N2H4=32.05G/mol.
Estimate the ratios of the basic and acidic forms of the histidine side chain
The true rate constant for a reaction is just that, a constant( at the constant temperature). Would your calculated value for k be higher than, lower than, or equal to the real value of k if 5 wt% bleach was unknowingly substituted with 8wt% bleac..
A gas mixture with a total pressure of 750 contains each of the following gases at the indicated partial pressures: , 253 ; , 120 ; and , 173 . The mixture also contains helium gas.
Carbonated cola is more acidic than coffee or even orange juice because cola contains phosphoric acid. What is the molar concentration of {H_3O^+} in a cola that has a pH of 4.240? Express your answer with the appropriate units
A solution is made by dissolving 25g of NaCl in enough water to make 1.00 L of solution. Assume that the density of the solution is 1.00 g/cm3. Calculate the mass percent, molarity, molality, and mole fraction of NaCl
Equilibrium system given: Fe3+(aq) + SCN- (aq) FeSCN2+(aq) Equilibrium system Net ionic equation? What are the net ionic equations for the following
Determine the dissociation constants for the following acids. Express the answers in proper scientific notation where appropriate
Determine the volume of sulfuric acid solution needed to prepare 37.4 g of aluminum sulfate, Al2(SO4)3, by the following reaction 2Al(s)+3H2SO4 (aq)= Al2(SO4)3 (aq) +3H2 (g)
react with an excess of H3PO4, how many grams of water and how many grams of Ca3(PO4)2 will have on the products side? Also, what type of reaction is it?
what is the conduction electron density of copper/ Answer should be stated as number of conduction electrons per cubic meter.
What is the maximum amount of ethanol (in millimoles) that could theoretically be produced under the following conditions?
what is the change in temperature of the water after the ice has completely melted? The enthalpy of fusion of water is 6.02 kJ/mol, and the specific heat capacity of the liquid is 4.184 J/g/K. Assume that the amount of extra water produced by the ..
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