WHAT IS THE Kc of 2HI⇆H2+I2.IF 23.3% OF HI DISSOCIATED AT 730.8K.

If 34.2 grams of lithium react with excess water, how many liters of hydrogen gas can be produced at 299 kelvin and 1.21 atmospheres? 2 li (s) + 2 h2o (l) yields 2 lioh (aq) + h2 (g)

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space

Which element has the lowest electronegativity? calcium(ca) gallium(ga) selenium(se) bromine(br)