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Consider the galvanic cell described by (N and M are metals):
N(s)|N2+(aq)||M+(aq)|M(s)
If Eocathode = 0.172 V and Eoanode = 1.781 V, and [N2+(aq)] = 0.898 M and [M+(aq)] = 0.754 M, what is Ecell, using the Nernst equation? ____ V
Provide your response to two digits after the decimal.
A toothpaste contains .24% sodium fluoride by mass that is used to prevent dental caries and .30% triclosan. toothpaste net mass is 119 grams. Calculate the number of moles of sodium fluoride
The 9.0 g ice cube at a temperature of 0 degrees Celsius is added to a cup of coffee whose temperature is 90.0 degrees Celsius as well as contains 120.0 g of liquid. The enthalpy of fusion for is 6.0 kJ mol-1
5 C(s) + 2 SO2(g) PRODUCING CS2(l) + 4 CO(g) 1. How many moles of carbon are needed to react with 4.13 mol SO2. 2. How many moles of carbon monoxide form at the same time that 0.351 mol CS2 forms. 3. How many moles of SO2 are required to make 131 ..
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A certain reaction has an enthalpy of H = 49 kJ and an activation energy of Ea = 71 kJ. Explain what is the activation energy of the reverse reaction
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a hungry engineering student reaches for a favorite granola bar while working on a statics assignment if the granola bar contains 240 "calories"
A buffer with a pH of 4.05 contains 0.21 M of sodium benzoate and 0.30 M of benzoic acid. What is the concentration of [H ] in the solution after the addition of 0.052 mol of HCl to a final volume of 1.4 L
If the solubility producet Ksp for silver phosphate is 1.8x10^-18, what is the molar solubility of silver phosphate in water at the same temperature
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