Which of the following compounds are insoluble in water?
-(nh4)2so4
-mgco3
-mgcl2
-аlро4

Which statement describes covalent bases? they have hydroxide ions. they produce hydrogen ions. they are often amines. they are named the same as ionic compounds.

The missing component to the table to the right or indicated with orange letters complete the table by filling in the corresponding numbers or symbols

Answer asap need by wednesday morning calculate the ph of 0.16m ch3cooh which has ka = 1.74 x 10-5 mol dm-3 best answer will be brainliest