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Calculate the of the solution that results from each of the following mixtures: Part A - 55.0 mL of 0.15 M HCHO2 with 70.0 mL of 0.13 M NaCHO2 Part B - 135.0 mL of 0.13 M NH3 with 260.0 mL of 0.13 M NH4Cl
Using a band diagram, explain how magnesium can exhibit metallic behavior when its 3s band is completely full.
Propane reacts with molecular fluorine to form fluoropropane in the presence of light energy. Using curvy arrows to show the movement of electrons, present a reasonable mechanism for this reaction. Label each step in the process.
How many grams of methane gas (CH4) need to be combusted to produce 18.2 L water vapor at 1.2 atm and 275 K? CH4 (g) + 2 O2 (g)-> CO2 (g) + 2 H2O (g)
.80g of hydrogen chloride () is dissolved in water to make 4.5L of solution. What is the pH of the resulting hydrochloric acid solution
What product forms at each electrolode in the aqueous electrolysis of the following salts: 1. LiF 2. SnSO4
A sample of 87 mg of an ideal gas a 0.600 bar pressure has its volume doubled and its absolute temperature tripled. Find the final pressure.
The kinetics of decomposition of dinitrogen pentaoxide is studied at 50 degrees C and at 75 degrees C. Which of the following statements concerning the studies is correct
The heat of reaction for the combustion of cyclohexane, C6H12, is 936.8 kcal/mol. What is the heat of combustion for cyclohexane in kcal/gram?
Describe how a cation exchange resin and a solution of NaOH with a known concentration could be used to determine the amount of NaCl in an aqueous solution
20.00mL of radiator liquid, ethylene glycol has a mass of 20.85 g. What is the density of the liquid?
what mass of solid LiOH must be added to 1.0 L of 1.35 M hydrofluoric acid solution in order to create a buffer solution
CaC2(s) + 2H2O(l) = C2H2(g) + Ca(OH)2(aq) . If 34 g of CaC2 are consumed in this reaction, how much H2O is needed?
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