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It takes 208.4 kJ of energy to remove one mole of electrons from an atom on the surface of rubidium metal. How much energy does it take to take away a single electron from an atom on the surface of solid rubidium?
how much energy in kilojoules is releasedwhen 14.6 g of steam at 121.0 c is condensed to giveliquid water at 67.5 c ?
aqueous solution of sucrose, C12H22O11(aq), which is used frequently in biological experiments. What is the value of x?
A student added more KSCN solution that instructed when making standard solution. assuming no other errors were made in the experiment
Hard water contains alkaline earth cations such as Ca2+ which reacts with CO32- to form insoluble deposits of CaCO3. Will a precipitate of CaCO3 form if a 250mL sample of hard water having [Ca2+] = 8.0x10-4M is treated with the following
consider the dissolution of mns in water ksp 3.0 times 10-14.mnss h2ol mn2aq hs-aq oh-aqhow is the solubility of
an ingot of aluminum metal with a mass of 87.50 g is to be hammered into a thin sheet to be used as aluminum foil. if
(alpha)-Synuclein is a protein that makes membranes, including vesicles bend. It can bend spherical vesicles into tube-like shapes called tubules. The molecular weight of (alpha)-synuclein is 15,400 g/mol.
At a certain temperature, the solubility of potassium iodate, KIO3, is 41.1 g/L. Calculate its solubility product constant for this temperature.
Explain A particular 12V battery is based on a reaction having a standard cell potential, E0+1.92 V. Define what happens when the battery "dies"
What is the buffer component ratio, ([CH3COO-]/[CH3COOH]) of an acetate buffer
what is the distribution coefficient for compound A that is soluble in diethyl ether to the extent of 20g/100ml at room temperature and soluble in water to the extent of 5.0g/100ml at the same temperature
What kinetic energy must the electrons have in order to resolve a protein molecule that is 2.30 nm in diameter? Take the mass of an electron to be 9.11× 10-31 kg.
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