Calculate the mole fractions
Given % composition of air: N2 78.09%,O2 20.94%, Ar 0.93%
a) Calculate the # of molecules of N2, ofO2, and of Ar in 1.00 L of air at 21 ºC and 1.00atm.
b) Calculate the mole fractions of N2,O2, and Ar in the air.
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When rolling a fair die 195 times, what is the probability of rolling a 6 greater than 25 times? Show how to get the answer using a Ti-84 calculator please, step by step.
To a sol containing 2.00g of CaCl2 & RbCl we add an excess of AgNO3 to form 3.45 gof AgCl(s) precipitate. What is the % of RbCl in theoriginal mixture.
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Calculate the # of molecules of N2, ofO2, and of Ar in 1.00 L of air at 21 ºC and 1.00atm. Calculate the mole fractions of N2,O2, and Ar in the air.
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Firstly, In order to perturb the structure of protein J,you can make any substitution you wish for aa21 ( the 21st aminoacid residue from the NH2 terminal), which is Lys.
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