Rate constant to double as described
The rate constant of some reactions double with every 10 degree rise in temperature. Assume that a reaction takes place at 295 K and 305 K. What must the activation energy be for the rate constant to double as described?
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How much energy (in kilojoules) is required to convert 255 of diethyl ether at its boiling point from liquid to vapor if its density is 0.7138 ?
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Mass Mol Atoms Moles Mol Mass Moles Atoms g mol Atoms Moles How many atoms are in 1 g of What is the mass of 1 the substance shown below? Mole of the substance shown below? 10 g of the substance below equals how many moles?
Suppose that 1.02 of rubbing alcohol evaporates from a 75.0 aluminum block. If the aluminum block is initially at 25C, what is the final temperature of the block after the evaporation of the alcohol? Assume that the heat required for the vaporizat
What percent of [Ca3(PO4)2] (a major component of bone) is Ca and what mass of Ca is present in 1 kg [Ca3(PO4)2]? 3.46 How many grams of sulfur are needed to react completely with 246 g of mercury to form HgS?
We add 10 mL of 0.1 M NaOH to 100 mL of solution containing 0.1 M CH3CO2H and 0.1 M CH3CO2-. (Ka = 1.8 x 10-5) Using the Henderson-Hasselbalch equation, pH = pKa + log([A-] / [HA]), determine the pH after the addition of NaOH.
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