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Aluminum displaces cobalt from a 0.2 M solution of cobalt(II) perchlorate. Cobalt does not displace chromium from a solution of 0.2 M chromium (III) nitrate. Aluminum metal does not displace calcium from a 0.2M solution of calcium nitrate. Aluminum metal displaces chromium from a solution of 0.2 M chromium (III) nitrate. Write an activity series, most active to least active, based on this data.
Choose the answer in which the oxides are arranged in order of increasing acidity (least acidic compound listed first).
Indium has only two naturally occurring isotopes. The mass of indium-113 is 112.9041 and the mass of indium-115 is 114.9039 .
light of wavelength 221nm striking a sample of tungsten causes electrons to be ejected with a speed of 6.04x10^5 m/s. calculate the work function of tungsten
Given the following: 3648 L of wine, pH is 3.24, FSO2 is 24mg/L, TSO2 is 89 mg/L, alcohol is 12.6%. You want to maintain a MSO2 of at least 0.8 mg/L. How many mL of 95% pure SO2 liquid that has a density of 1.46 g/ml would you add
A strong line in the spectrum of atomic mercury has a wavelength of 254 nm. While mercury emits a photon of light at this wavelength, the frequency of this light is
BIOL-491 Research Project What information induced the authors to perform the experiments and what new methods or insights brought to bear on the problem?
The company is interested in the drug's Ka value for the reason that only the dissociated form of the chemical is active in preventing cholesterol buildup in arteries. To get the pKa of X-281, make a 0.093M test solution of X-281. The pH of the so..
At a temperature of 27oC and a pressure of 1.50atm, 435mL of a gas was found to have a mass of 0.835g. Find the molar mass of the gas.
How many grams of the excess reactant remain after the limiting reactant is completely consumed
A compound is 54.53% C, 9.15% H, and 36.32% O by mass. What is its empirical formula
A mixture of Helium, Neon, and Nitrogen gases has a pressure of 1.348 atm. Determine what is the partial pressure of N2 in the mixture If the pressures of Helium and Neon are 0.124 atm and 0.996 atm, respectively.
Show that using many small volumes of organic solvent in an extraction from an aqueous phase is more effective than using fewer, larger volumes
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