3.
Calculate the number of grams of calcium perchlorate (Ca(ClO4)2) in 6.37
x 1018 formula units of calcium perchlorate?

Nitrogen (n), phosphorus (p), and potassium (k) are the main nutrients in plant fertilizers. according to an industry convention, the numbers on the label refer to the mass percents of n, p2o5, and k2o, in that order. calculate the n: p: k ratio of a 30: 10: 10 fertilizer in terms of moles of each element, and express it as x: y: 1.0.

Based on the equation and the information in the table, what is the enthalpy of the reaction?

Determine the empirical formula for succinic acid that is composed of 40.60% carbon, 5.18% hydrogen, and 54.22% oxygen.