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A 240L kiln is used for vitrifying ceramics. It is currently operating at 1025°C , and the pressure is 1.100atm . How many moles of air molecules are within the confines of the kiln?
briefly explain the behavior that distinguishes substances that we call eletrolytes from non-electrolytes. also discuss
if 19.65mL of .145M nitric acid is required ti neutralize 50.0mL of barium hydroxide what is the molar concentration of the base? 2HNO3+Ba(OH)2-->Ba(NO3)2+2H2O
Draw Lewis structures of the four molecules and/or ions with the formulas given below and figure out which two of these are isoelectronic with each another.
The J=0 to J=1 transition for carbon monoxide (12C16O) occurs at 1.153 X 10^5 MHz. Calculate the bond length of carbon monoxide.
Platinum crystallizes in a face-centered cubic lattice (the Pt atoms are at the lattice points only). If the density of the metal is 22.3 g/cm3, what is the unit cell edge length in pm
Amoung the elemntary subatomic particles of physics is the muon which decays within a few nanoseconds after formation the muon has a rest mass 206.8 times that of an electron calculate the de broglie wavelength associated with a muon traveling at ..
if a 10.0 g sample of zns is treated with excess hcl what volume of hydrogen gas is evolved at stp?zn s 2 hcl aq -gt
A sample of natural gas at STP is 78.0 % CH4 and 22.0% C2H6 by volume. How much heat is produced from combustion of 1.60 L of this mixture. Assume ideal gas behavior and assume that the products of the combustion are CO2 (g) and H2O (l).
Depict Chair and flipped inverted chair conformations of the subsequent 1, 4-dimethylcyclohexanes and circle the more stable chair conformation of each stereoisomer (cis- or trans-).
What is the pH of a solution of 0.050M formic acid(HCO2H, Ka=1.8*10^-4) and 0.035M sodium formate
how many metric tons of oxygetn are combined in a sample of pitchblende that contains 2.3 t of
Utilize the atomic radius (70 pm) and density of neon at 25 C and 1 atm (.90 g/mL) to Compute the average density of a neon atom
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