1. Calculate the molarity of
6.3 x 10-3
mol C2 N14 in 400 mL H2O

The reaction q+r2=r2q is found to be first order in r2 and

The yearly amounts of carbon emissions from cars in belgium are normally distributed with a mean of 13.9 gigagrams per year and a standard deviation of 5.8 gigagrams per year. find the probability that the amount of carbon emissions from cars in belgium for a randomly selected year are between 11.5 gigagrams and 14.0 gigagrams per year. a. 0.340 b. 0.660 c. 0.167 d. 0.397

Which electron configuration represents the electrons in an atom of sodium in the ground state at stp