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For equal moles of CaCl2 and Fe(NO3)3 dissolved in the same volume of distilled water, how do you expect the conductivities of each solution to compare? Explain your reasoning.
A solution containing Pt4+ is electrolyzed with a current of 5.00 A. How long will it take to plate out 77% of the platinum in 0.50 L of a 0.010 M solution of Pt4+?
Calculate the freezing point of 0.15m calcium chloride aqueous solution. Assume that the molal freezing point depression constant
When pentane C5H12 burns in oxygen, it produces carbon dioxide and water. If 85.5 g of pentane is burned, what voulume of carbon dioxide is produced at STP (The density of CO2 is 1.997 g/L.)
flask shaken until the solution was uniform. A sample of 25.0 mL of this glucose solution was diluted to 0.500 ml then determine how many grams of C6H12O6 are in 100 mL of the final solution?
The air pressure in the tires of an automobile is adjusted to 37 psi in SanDiego, where the air temp is 68F. The air in the tires is at the same temp as the atmosphere
A 30.36 gram sample of a hydrate of MnSO4 was heated thoroughly in a porcelain crucible, until its weight remained constant. After heating, 27.12 grams of the anhydrous compound remained. What is the formula of the hydrate?
water consistent with this oversimplified approach? Explain your answer ( note that there is a threshold temperature below which this approach will have a significant error)
What fraction of the SbO+ will be reduced to the elemental (Sb) state under the experimental conditions imposed in part (a)?
When the sodium atom becomes a sodium ion, how does the size and electron configuration of the sodium atom change?
CaCN2 + 3 H2O → CaCO3 + 2 NH3 . How much NH3 is produced if 187 g of CaCO3 are produced?
CS2(l) + 3O2(g) -> CO2(g) + 2SO2(g) What volume of O2 is required to react with excess CS2 to produce 4.0 L of CO2? Assume all gases are measured at 0oC and 1 atm.
Solid silicon and solid magnesium chloride form when silicon trichloride gas reacts with magnesium metal. Write a word equation and an unbalanced formula equation.
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