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One way to judge the accuracy of your calorimeter is to compare the results for a known system. Examine you % error of specific heat of Aluminum. What does this indicate about the accuracy of your caloriemeter?
How much ammonium hydroxide is needed to react completely with 75.0g of copper (2) nitrate in a double replacement reaction.
At 200 deg C, K = 0.009 for the reaction: NH4SH (s) -> NH3 (g) + H2S (g). A sample of solid NH4SH is placed into a container and allowed to equilibrate. What is the equilibrium partial pressure of ammonia, assuming some solid NH4SH remains
Tulips bulbs cost $1.19 each. I want to plant tulips every 3 inches along the border of my garden which is 10 feet long. How many tulip bulbs will I need to buy. How much are the tulips bulbs going to cost me
Calculate the mass of urea that should be dissolved in 201 g of water at 35°C to produce a solution with a vapor pressure of 37.1 mmHg.
How many moles of NaOH must be added to 0.550 L of 0.191 mol/L HC3H5O2(aq) to obtain a solution with pH=4.7? Assume the temperature is 25oC. (For HC3H5O2, pKa=4.89 at 25oC).
Prepare (2R,3S)-2,3-dibromobutane (a meso compound) starting from a racemic mixture of (2S,3S)- and (2R,3R)-2,3-dibromobutane
calculate the density of a volatile liquid in its gaseous state at pressure 752.0 mm hg and temperature 99.5 0c if
We do not have a reliable method for determining the number of molar equivalents of bleach being added because commercial preparations vary in concentration and "oxidizing power
write the reactions. Also, identify the minor alkene product,C.
In the photosynthesis reaction, how is the equilibrium yield of glucose(C6H12O6) affected( increaed, decreased, no change) by the following action water is added.
What volume of a 0.215 M sodium hydroxide solution is needed to exactly neutralize 1.06 grams of KHP
The solubility of oxygen gas in water at 25°C and 1.0 atm pressure is 0.041 g/L. What is the solubility of oxygen in water at 8.4 atm pressure?
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