What is the emf of the battery
Question: An 82 ohms resistor has a current of 0.73 A and is connected in series with a 140 ohms resistor. What is the emf of the battery to which the resistors are connected?
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The first order rate constant at a given high temperature is 5.91 x 10-3 min-1. What fraction of the original sample remains after 45 minutes?
A portable CD player operates with a current of 27mA at a potential difference of 4.2 V. What is the power usage of the player?
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An 82 ohms resistor has a current of 0.73 A and is connected in series with a 140 ohms resistor. What is the emf of the battery to which the resistors are connected?
A major supplier for your organization is located within a country that is undergoing significant political turmoil. You become aware several weeks prior to the issuance of your 2011.
The rate constant for this reaction is 2.3 x 10-3 M-1 days-1 at a given temperature. Suppose you started with 2 M of HCN(aq), what would be the molar concentration of HCN(aq) at 20 days?
During the year 2003, Grumlee Corporation suffered a $500,000 loss when its factory was destroyed in a flood. Assuming the corporate income tax rate is 32%.
A 2.88 mol sample of an ideal gas expands reversibly and isothermally at 286 K until its volume is doubled. What is the increase in entropy of the gas?
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