In addition to Green Chemistry Principles 3 and 5, how else might the use of an environmentally friendly solvent like scCO2 impact green chemistry? In addition to Green Chemistry Principles 3 and 5, how else might the use of an environmentally friendly solvent like impact green chemistry? scCO2 denatures compounds during extraction. scCO2 operates at low pressures. scCO2 is flammable. scCO2 is easily recycled.

Complete the table for ion charge based upon their losing or gaining electrons in the outer shell. (use the periodic table as necessary.) group most likely ionic charge # of valence electrons i +1 ii +2 iii +3 iv +4 or -4 v -3 vi -2 vii -1 viii 0

Use the table to identify the phase and phase changes of the elements under the given conditions. write the name of the substance, phase, or phase change

For a research project, a student decided to test the effect of the lead(ii) ion (pb2+) on the ability of salmon eggs to hatch. this ion was obtainable from the water‐soluble salt, lead(ii) nitrate, which the student decided to make by the following reaction. pbo(s) + 2 hno3(aq) → pb(no3)2(aq) + h2o losses of product for various reasons were expected, and a yield of 86.0% was expected. in order to have 5.00 g of product at this yield, how many grams of pbo should be reacted? (assume that sufficient nitric acid, hno3, would be used.)