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.​

Which compound contains both ionic and covalent bonds? a) hbr b)cbr4 c)nabr d) naoh

Can someone me with questions 12 and 13 plz.

The organism shown is a free-living one that is anchored to the bottom of ponds and streams during one stage of its life cycle what is the common name for the group to which this organism belong