How many grams of water can be produced by the reaction
Acetylene (C2H2) will burn in the presence of oxygen.
2C2H2(g) + 5O2(g) --> 4CO2(g) + 2H2O(g)
How many grams of water can be produced by the reaction of 2.40 mol C2H2 with 7.4 mol O2?
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The vapor pressure of dichloromethane,CH_2Cl_2, at 0 degrees C is 134 mmHg. The normal boiling point of dichloromethane is 40. degrees C. Calculate its molar heat of vaporization.
Consider a particle confined to a two-dimensional box where the length in the x dimension is a, and the length in the y dimension is b. Calculate the probability that the particle in the ground state will be found within the region.
Calculate the equilibrium constant KP if the total pressure is 2.6 atm at that temperature.
A Cu/Cu2+ concentration cell has a voltage of 0.24 V at 25M . The concentration of Cu^2+ in one of the half-cells is 1.5×10-3 . What is the concentration of Cu2+ in the other half-cell?
How many kilojoules are needed to raise the temperature of 325 g of water from 15.0C to 77.0C? How many kilojoules are needed to raise the temperature of 325 g of water from 15.5C to 77.5C?
If a blue light has a wavelength of 5.50 x 10-7 (550 nanometers), what is the frequency of the light?
Assuming that the solubility of radon in water with 1 atm pressure of the gas over the water at 30°C is 7.27 10-3 M, what is the Henry's law constant for radon in water at this temperature?
A compound is 40.0% C , 6.70% H, and 53.3% O by mass. Assume that we have a 100.-g sample of this compound. The molecular formula mass of this compound is 240 amu. What are the subscripts in the actual molecular formula?
5.00 ml of a water sample was titrated for hardness with 4.15mL of 0.0200M EDTA. Write an equation for the reaction and calculate the hardness of the water in ppm
What is the maximum amount of each product that can be formed? How much of the other reagent is left over after the reaction is complete?
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