The following chemical reaction takes place in aqueous solution: SnBr2 (aq)+ (NH4)2S(aq) →SnS(s)+2NH4Br(aq) Write the net ionic equation for this reaction.​

2-bromo-2-methylbutane undergoes an e1 elimination reaction in the presence of ethanol. in the next reaction only one of the possible products is represented. although the product shown is not the major product of the reaction, notice that there is more than one way it can be produced. complete the mechanism and draw the missing substances.

On the periodic table, elements are arranged by which of the following. a. mass numbers. b. increasing atomic number. c. alphabetical order. or d. density

Select the correct answer. wax is a nonpolar substance. in which type of substance is it the most soluble?