Is a Solid at room temperature Is a metalloid and semiconductor of heat and electricity
Reacts with Oxygen to form XO2 compounds and with chlorine to form XCl4 compounds
Has an average atomic mass that is 2.34 times greater than the standard for atomic mass(Carbon-12)

Agas in a balloon at constant pressure has a volume of 160 ml at -125*c. what is its volume at 29.0*c?

Phosphorous acid, h3po3(aq) , is a diprotic oxyacid that is an important compound in industry and agriculture. the values of phosphorous acid are 1.30 6.70 calculate the ph for each of the given points in the titration of 50.0 ml of 1.5 m h3po3(aq) with 1.5 m koh(aq) .

Asap! how do you lengthen a pattern piece? (family and consumer science, sewing)