Using the structural formula of citric acid shown in figure 1, determine the molecular formula of citric acid and calculate its molar mass (g/mole)

Which describes fat? a: a carbohydrate that produces energy b: a nucleic acid that directs cell function c: a lipid that stores energy d: a protein that speeds up a chemical reaction

Calculate the ph of a .10m nh4cl solution. the kb value for nh3 is 1.8×10^-5

Moseley made revisions to the periodic table that resolved some of the problems with mendeleev's version. which of thesewas a result of his revisions to the periodic table? the revised periodic table could account for the discovery of new elements.the revised periodic table could account for variations resulting from isotopesscientists could begin to write new information onto each element.scientists could begin to place the table on a single sheet of paper.