Zero-order reaction having constant rate
A zero-order reaction has a constant rate of 3.50×10-4 M/rm s. If after 65.0 seconds the concentration has dropped to 1.00×10-2 M, what was the initial concentration?
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If, in a certain experiment, over a specific time period, 0.0048 mol PH3 is consumed in a 2.0-L container each second of reaction, what are the rates of production of P4 and H2 in this experiment?
Suppose that 45.0 g of water at 85°C is added to 105.0 g of ice at 0°C. The molar heat of fusion of water is 6.01 kJ/mol and the specific heat of water is 4.18 J/g°C. Based on this: a) what will be the final temperature of the mixture
A soft drink contains 35 mg. of sodium in 315g. of H2O. What is the concentration of sodium in the soft drink in mass percent?
How many seconds are required to produce 4.94 mg of chromium metal from an acidic solution of potassium dichromate, using a current of 0.234 A?
Predict how the enthalpy, entropy, free energy, and temperature change in the system during this process. Explain the basis for each of your predictions.
Isopropyl alcohol, C3H8O, is sold in drug stores as rubbing alcohol. Isopropyl alcohol is a water-soluble liquid with a density of 0.785 g/mL at 25 oC. Calculate the molarity of a solution of isopropyl alcohol made by dissolving 20.0 mL of isoprop
A train 552 m long is moving on a straight track with a speed of 88.5 km/h. The engineer applies the brakes at a crossing, and later the last car passes the crossing with a speed of 13.7 km/h.
you want to send music to the dorms with 15 kHz of AM modulation frequency on a carrier of 1090 kHz.If the carrier amplitude in the transmitter (before the power amplifier at the output) is 5 V, what is the maximum signal amplitude they can permi
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Evidence of Cultural Impact: The cultural impact of economic factors can be observed through specific practices and initiatives within the NSHA:
Mrs Robinson is unconscious. When performing eye care as part of hygiene, which of the following interventions should be performed by the nurse Selec
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Point of use cleaning of used instruments MUST be performed immediately following the procedure in the following location