When testing a pure substance for its properties, some of the tests result in the sample being changed into another substance. Testing for which of these properties may result in the sample substance being changed into a different substance?
Choose the correct answer.

If the density of water is 1.0 g/cm3, which of these materials would float in water, based on their densities? check all that apply. aluminum cork iron lead wax

  the mississippians were considered to be  horticulturalists, which means they were

Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodium’s electron affinity value is more negative than the electron affinity value of phosphorus. phosphorus’ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.