hcl is added to a solution containing barium and calcium ions. if a precipitate is formed, what is it?

Why should children should be allowed to vote at elections? explain

Darwin studied two different types of tortoises on the galapagos islands. sort the characteristics based on which tortoise they describe.

Which labels do x and y represent? x: scattered bundles y: multiples of four or five x: scattered bundles y: multiples of three x: bundles in a ring y: multiples of four or five x: bundles in a ring y: multiples of three