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What is defined as the number of atoms surrounding an atom in a crystal lattice and indicate how tightly the atoms are packed together?
Calculate the pH of the resultant solution of mixing together two solutions of 2 L of 1.0 M acetic acid
If 6.46 L of gaseous ethanol reacts with 16.1 L O2, what is the maximum volume of gaseous carbon dioxde produced.
When equilibrium is established, it is found that the partial pressure of ammonia has increase by 12.4%. Calculate K for the decomposition of NH4HS at 25 degrees C.
The digital thermometer is miscalibrated by +0.15C over its entire range. If the same thermometer is used in part B.2 will the reported moles of solute
Use ICE table and henderson-hasselbach equation to calculate pH of BUFFER A after your particular volume of acid was added to achieve pH change of 1.0.
Ethylene Glycol in a Car Radiator, How many liters of the antifreeze ethylene glycol [CH2(OH)CH2(OH)] would you add to a car radiator containing 6.50 L of water if the coldest winter temperature in your area is -20 0C?
use the activity series of metals to write a balanced chemical equation for this single replacement reaction
A solution is prepared by dissolving 396g of sucrose (C2H22011) in 624g of water. What is the vapor pressure of this solution at 30 degrees.
Insulin is a protein that is used by the body to regulate both carbohydrate and fat metabolism. A bottle contains 375 of insulin at a concentration of 50.0 . What is the total mass of insulin in the bottle?
Calculate the electrode potential of the following half cell if it was at standard conditions. Then recalculate how this changes using.
Explain why p-nitrophenol is a stronger acid than phenol itself. P-methoxyphenol and acidity
Suppose that in changing samples, a portion of the water in the calorimeter weere lost. In what way, if any, would this change the heat capacity of the calorimeter?
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