Plzzz fast answerrr Which answer choices correctly describe why the number of known elements more then doubled by 1861

**40** points asapessay questions (10 points possible) clear image of next, create your own scenario. it can be one of your own real experiences or one you make up. use imagery in your writing to give your instructor a the setting and an action taking pace in your writing explain the structure and functions of the skin at work in your scenario. !

The mass of a neutron is equal to the mass of a proton plus the mass of an electron. true or false false true

What will most likely happen when two bromine atoms bond together?