A post office, named Brennen, was located in the limits of present-day Grove in 1888, but the city was not incorporated until the 1890s, Rose Stauber, Grove, Encyclopedia of Oklahoma History and Culture, making it the only incorporated town in Delaware County when Oklahoma became a state.
To calculate the mass percent or weight percent of a solution, you must divide the mass of the solute by the mass of the solution (both the solute and the solvent together) and then multiply by 100 to change it into percent.
Average of percentages is not calculated this way suppose we have score 10/10 = 100% and we have another one 50/100=50% Their average 75% id WRONG the correct average is 54.5% it reflects weight-age second score.verage of percentages is not calculated this way suppose we have score 10/10 = 100% and we have another one 50/100=50% Their average 75% id WRONG the correct average is 54.5% it reflects weight-age second score.