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A 7.6730 kg ball of putty, specific heat 0.37690 J K-1 g-1, initially at 297.38 K is dropped from a height 226.46 m. What is the temperature of the putty (in K) just after hitting the ground? (assume no heat loss to the ground)
In plating the Zn onto the nail, it required 3.0v. If you were plating Ag onto the nail, do you think that 3.0v will work? If not, should the Ecell be higher or lower. Explain.
The flame produced by the burner of gas (propane)grill is a pale blue color when it mixes with propane(C3H8) to burn it completely. For every gram of propane that flows through the burner, what volume of air is needed to burn it completely?
at 900 k the following reaction has kp 0.345.2 so2g o2g 2 so3gin an equilibrium mixture the partial pressures of so2
Solutions of strontium hydroxide, silver nitrate, hydrogen phosphate, potassium nitrate, and copper (II) sulphate are prepared and placed in separate containers. Consider the reaction of the pairs of these compounds.
A 9.41g sample of HgCl2 is dissolved in 32.75g ethanol (C2H6O). The boiling point is elevated to 80.58 C. Is mercury (II) chloride an electrolyte in ethanol
The original volume (before the .406 mole C(g) begins to decompose) is 10.00L. What is the volume in the cylinder at equilibrium?
determine the freezing point of this solution If 18.0 grams of a nonelectrolyte that has molar mass = 44.2 g/mol are combined with 110.0 grams of the solvent,?
A titration was performed to standardize an EDTA solution. use the following data to calculate the molarity of the EDTA solution. A 50.00 mL aliquot of a standard solution containing 0.025000 M Ca^2+ required 39.92 mL of EDTA to reach a distinct b..
Determine the rate law and the numerical value for K based on the following data :
If an automobile is able to travel 224 mi on 10.0 gal of gasoline, what is the gas mileage in km/L
the half-life for the reaction at 550c is 81.3 seconds. how long does it take for 89 of phosphine sample to
A solution consisting of 100 mL of the weak base 1.0 M NH3 is titrated with 1.0 M HCl. Which of the following is false. At the equivalence point, the solution is acidic.
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