Determine the pressure of hydrogen in interstellar space
Interstellar space can be considered as having 10 molecules of hydrogen per cubic centimeter and an average temperature of 2.7 K. Determine the pressure of hydrogen in interstellar space.
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Determine the equilibrium concentration of carbon monoxide if 0.80 mol of H2 and 0.80 mol of CO2 are injected into a 5.0 liter flask and heated to 1650°C.
Which compound will exhibit the greatest dipole moment?
A sporting goods store purchased $7,600 of ski boots in October. The store had $3,600 of ski boots in inventory at the beginning of October, and expects to have $2,600.
Direct labor standards at Cepeda Manufacturing Corporation allow 5 direct labor-hours for every unit produced. The standard direct labor rate is $12.00 per hour.
The sales budget for Carmel shows that 21,500 units of Product A and 23,500 units of Product B are going to be sold for prices of $11.50 and $13.50, respectively.
Calculate the pH of a mixture containing 50 mL of 0.1M NaH2PO4 and 150 mL of 0.1M Na2HPO4. How many mL of 0.1M H3PO4 should be added to the above buffer to lower the pH by one unit?
Offsetting these factors is the observation that the average commission per trade is likely to increase by 15 percent because trades are expected to be larger in the coming year.
The alpha-particle bombardment of fluorine-19 generates sodium-22 and neutrons. Write the nuclear equation, including the intermediate compounds.
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