If a plane is traveling300 mph how long will it take to travel 1800 miles

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.

In which situation can a mixture always be called a solution

How many moles of bromine are needed to produce 3.23 moles of potassium bromide