what mass of iron will increase its temperature by 185°C one 115,000 J of energy is applied? please show work

Iknow the answer to 13 is b and 14 is d. i just need to know why the correct answers are correct

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.

From the options provided for each element below, choose the properties that it may have based on its location in the periodic table fluorine (f): highly reactive nonmetal shiny a conductor