Calculate the density of Substance X if 35.0 mL of the substance has a total mass of 120 g in a cup that has a mass of 15 g.

What substance has a mass of 9.5g and volume of 2.1cm^3

Which statement names the physical property of wood a. wood is softer than coal b. wood does not rust c. wood can rot d. wood can burn

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.