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The value of E for the following reaction is 0.34 V. What will the cell potential be when the [Cu2+] =10 M and the [Cr3+]=1 M? 2Cr(s) + 3 Cd 2+ (aq) --> 2Cr3+ (aq) + 3Cd(s) a)0.31 b) 0.46 c) 0.4 d) 037 e)0.28
What is the reason for why a sand bath was used instead of a water bath for this particular pressure reaction? (a) Instructor preference (either could have been used with equal success).
Determine both delta G and K when X represents CL2 and I2. Which reaction(s) is/are spontaneous. Which reaction happens to the greatest extent?
What is the strongest intermolecular force exhibited in each? (One choice will not be used). a. covalent molecules b. ionic compounds c. polar covalent molecules choices
If the two flasks are connected through a stopcock and the stopcock is opened, what is the partial pressure of helium?
Calculate the pressure exerted by 20 gram-moles of ammonia at 300 K in a 5-liter container, using : a. the ideal gas equation b. the SRK equation
A buffer that has .370 m base and .234 m of its conjugate acid contain ph of 9.09. what is the ph after .002 mol of HCL is added to .250 l of this solution.
Calculate the number of moles of B at each time in the table. 0 s mol 40 s mol 80 s mol 120 s mol 160 s mol (b) Calculate the average rate of disappearance of A for each 40 s interval, in units of mol/s. 0 - 40 s mol/s 40 - 80 s mol/s 80 - 120 s m..
If 5.50 mol calcium carbide reacts with an excess of water, how many moles of acetylene will be produced.
A flexible container initially holds 2.0 moles of an ideal gas at 293K and 1.0 atm. The container is compressed isothermally
Briefly explain how the calculated molar mass of HCL would be affected if the HCL-saturated cotton ball were placed in the tube the NH3-satureted cotton ball
if 5.00 g of each NH3, O2, and CH4 are reacted, what mass of HCN will be produced, assuming 100% yield
How many moles of excess reactant are present when 312 mL of 0.222 M sulfuric acid reacts with 0.422 L of 0.223 M sodium hydroxide to form water and aqueous sodium sulfate
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