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what are the abbreviated electron configurations for Ti2- , Ge3+ , W , Au, Pd 1- , Mo2-,Cr 1+
A sample of oxygen gas () was found to effuse at a rate equal to three times that of an unknown gas. The molecular weight of the unknown gas is __________ g/mol.
A 32.0-g sample of water at 260. K is mixed with 47.0 g water at 300. K. Calculate the final temperature of the mixture assuming no heat loss to the surroundings.
the final step of the purification process in the miniscale procedure involves a simple distillation.
The pKa of phenol is 9.89. What is the Ka of phenol?
How much energy is needed to raise the temperature of 16.0g of gold by 17.0degrees C, Answer in units of J
The mass of an electron is 9.109 x 10-?31 kg. What will be the velocity of the escaping electrons under these conditions. What is the de Broglie wavelength of the escaping electrons
explain in detail the steps and the energy involved in each step for the conversion of bromine gas and lithium solid to lithium bromine solid.
A solution containing a mixture of metal cations was treated with dilute HCl and a precipitate formed. The solution was filtered and H2S was bubbled through the acidic solution.
you are holding 2 balloons, an orange balloon and a blue balloon. the orange balloon is filled with neon gas and the blue one is filled with argon gas. The orange balloon has twice the volume of the blue ballon. What is the mass ratio of Ne:Ar in ..
Naproxen belongs to a class of pahrmaceuticals, the (S)-(+)-enantiomer is the desired pharmacological activity while the (R)-(-) -enantiomer is potentially a liver toxin. Due to this, commercial Naproxen is sold as the S-(+)-enantimoer with high l..
Explain what would happen to the color of a dilute solution containing FeCl_4_^- if you added a solution containing silver ion, Ag^+. added concentrated HCl.
The majority of industrial method for the preparation of elemental phosphorus is heating a mixture of phosphate rock, carbon, and sand in electric furnace. The chemical reactions can be represented by 2Ca3(PO4)2 + 6SiO2 ? 6CaSiO3 + P4O10 and P4O10..
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