If an element a has an ionic charge of +2 and element b has an ionic charge of -3, what will be the formula for the compound created by element a and element b?

Does the energy in a solid increase or decrease when changing to a liquid?

Give the set of reactants (including an alkyl halide and a nucleophile) that could be used to synthesize the following ether: draw the molecules on the canvas by choosing buttons from the tools (for bonds and charges), atoms, and templates toolbars, including charges where needed. ch3ch2och2ch2chch3 | ch3

How many moles of sulfur dioxide are produced when 4.38 moles of oxygen completely react with iron (iv) sulfide