The table above shows the number of protons in an atom of four different elements. according to the periodic table, which of these elements is a metal? *
1 point
captionless image
a. t
b. q
c. x
d. z

Which of the following did jj thompson discover about atoms? a)an atom has an internal structure. b) atoms are tiny indivisible particles. c)electrons orbit the nucleus of an atom. d) the nucleus of an atom contains protons and neutrons.

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.

If two objects at different te, peraure are in contact with each other what happens to their temperature