Hydrogen gas and chlorine gas react to produce hydrogen chloride. What mass of hydrogen chloride (in grams) is formed when 39.2 g of hydrogen gas and 689.7 g of chlorine gas are reacted?

Which fact represents evidence for the big bang theory?

Select all that apply. using a value of ksp = 1.8 x 10-2 for the reaction pbcl2 (s) pb+2(aq) + 2cl -(aq). the concentration of the products yield a ksp of 2.1 x 10-2:

Which reason best explains why metals are malleable? a)because they have delocalized electrons b)because they have localized electrons c)because they have ionic bonds d)because they have rigid bonds