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Determine whether the following are acids or bases: C5H5N, CH3COOH, C6H5SH, and CH3CH2NH2
In a particular titration experiment a 25.0 mL sample of an unknown monoprotic acid required 30.0 mL of .200 M NaOH for the end point to be reached
What mass of NaOH is needed to precipitate the Cd^{2+} ions from 32.0 mL of 0.480 M Cd(NO3)2 solution?
consider the following equation that describes the complete combustion of propane.nbspthe bond energies are c-h 416
a sample of h20 with a mass of 46.0 grams has a temperature of -58.0 degrees ceslius. how many joules of energy are
Excessive quantities of wash water are added to the CaC2O4. H2O precipitate. Will the mass of the CaC2O4. H2O be reported too high, too low, or remain unaffected? Explain
A 2.48 L sample of He at 739 torr is mixed with 6.08 L of Ar at 325 torr both at 25°C is placed in a 4.80 L container at 25°C. What is the partial pressure (atm) of He? a) 0.48 b) 0.54 c) 0.42 d) 0.50 e) 0.38
what effect will that have on the delta T values when the initial value is measured with the thermometer and the latter is measured with the temperature probe? How will this affect the calculated change in heat of that substance?
If 4.00 mL of vinegar needs 41.5 mL of 0.150 M NaOH to reach the equivalence point in a titration, how many grams of acetic acid are in a 1.80 qt sample of this vinegar?
a sample containing 3.20 neon gas has a volume of 9.00 . assume that the pressure and the temperature remain constant.
Nitric oxide reacts with chlorine to form nitrosyl chloride, NOCl. Use the following data to determine the rate equation for the reaction.
tripling the concentration of A increases the rate by a factor of 27, doubling the concentration of B has no effect on the rate, and tripling the concentration of C increases the rate by a factor of 3. Write down the rate law for this reaction.
56.0 mL of 3.50 M sodium hydroxide is combined with 36.0 mL of 1.50 M magnesium chloride. What mass in grams of solid forms
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