Acarboxyl group is made up of a. one nitrogen atom and two hydrogen atoms b. one hydrogen atom, two oxygen atoms, and one carbon atom c. one hydrogen atom and two carbon atoms d. one carbon atom, one oxygen atom, and one hydrogen atom

Covalent network solids typically have melting points and boiling points. the chemical formula of a network solid indicates in the molecule.

Start an single atom tab. observe the decay of polonium-211. after each decay, press the reset nucleus button to watch the process again. write a description of alpha decay for po-211

Select the correct answer. which statement is true about a polarized object? o a. it gains electrons and becomes negatively charged. ob. it gains protons and becomes positively charged. oc. the number of positive and negative charges can be the same. od. it has to be a metal. o e. there is no change in the distribution of the charge in the object. reset next what