1) Determine volume of the sodium citrate in order to make up 7.5% solution. A solution needs 250 ml of a 7.5% (w/v) solution of the tri sodium citrate. Only citrate you have accessible is dehydrate, C6H5O7Na3. 2H20 having a formula weight of 294.1. State how much you would have […]

Q1. In a population that has been mating randomly for many generations, two phenotypes are segregating; one is by reason of the dominant allele D, and the other to a recessive allele d. The frequencies of the dominant and recessive phenotypes are 0.7975 and 0.2025, respectively. Find out both the […]

A solution containing 3.45 mM of p-xylene (analyte) and 6.86 mM of nonane (standard) gave peak areas of 13587 and 14769 respectively, in a chromatographic analysis. then 1.5 mL of 6.86mM nonane solution was added to 5 mL of an unknown sample containing p-xylene. This solution gave peak areas of11875 […]

A cola bean plant has been recently discbered that also produceshigh levels of caffeine. The flavors prodcued by the oil form thesebeans are a potential gold mine. In order to develop thisflavoring oil for sale in the industry you are assigned thetask of producig a pure breeding line of the […]