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C4H10(g) + O2(g) CO2(g) + H2O(g) Consider the above unbalanced equation. What volume of O2 at 555 mm Hg and 56.0°C is required to produce 285 mL of CO2 at 780. mm Hg and 131°C?
Stellar nuclear fusion begins with 1H and ends with 56Fe. Younger stars fuse hydrogen to form 4He, while older, more massive stars fuse helium to form heavier elements.
In the event of a severe and prolonged shortage of petroleum, suggest one alternative fuel that could be used for automobiles. What do you see as the advantages and disadvantages of your choice of alternative fuel?
how many grams of sodium acetate must be added to 1.00 L of a .200 M acetic acid solution to form a buffer of 4.20? Ka value for acetic acid is 1.8x10^-5.
What is the procedure for the extractions (to MAXIMIZE THE YIELD) and volumes? (i.e. How much water, NaCl, sodium bicarbonate and in what order)?
Calculate the minimum energy a photon must have to produce an electron hole pair in an extrinsic semiconductor of band gap 1.0 electron volts.
Molar Mass of Sulfur based on molality, What would the molar mass of sulfur be based on the following data and information?
An equilibrium mixture of SO2,O2 and SO3 gases at 1500k is determined to consist of 0.244 mol/L SO2, 0.172 mol/L O2 and 0.56 mol/L SO3.
Consider the following cell: Pt|H2(g, 0.645 atm)|H (aq, ? M)||Ag (aq, 1.00 M)|Ag(s) If the measured cell potential is 1.20 V at 25 °C and the standard reduction potential of the Ag /Ag half-reaction couple is 0.80 V.
Aromatic Compounds :sample question, Both naphthalene and azulene have 10 pie electrons and are aromatic. Pentalene is apparently antiaromatic and is unstable even at -100 degrees C.
Description of physical chemistry, Find delta Smix, delta Gmix, delta Hmix, and delta Vmix if 125 g of benzene and 25 g of naphthalene are mixed at 60 degrees C.
The reaction AB-> A+b is second order in AB and has a rate constant of 0.0245 M^-1 S^-1 at 25.0 degree celcuis . A reaction vessel initially contains 250.0 mL of 0.108 M AB which is allowed to react to form the gaseous product.
How many moles of O2 are needed to burn 1.05 mol of C8H18
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