The volume of a gas is 204mL when the pressure is 925kPa. At constant temperature, what is the final pressure if the volume increases to 306ml?​

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

Word equation for k(s) +h2o(l) yield koh (aq) + h2

Assuming complete dissociation of the solute, how many grams of kno3 must be added to 275 ml of water to produce a solution that freezes at -14.5 c? the freezing point for pure water is 0.0 c and k_f is equal to 1.86 c/m