You plan to use the water displacement method to determine if a ring is pure silver. Each of these tools Is
required, EXCEPT
A balance
A stopwatch
A measuring cup filled with water
A density of elements chart

Asap! will give brainiest when a heat wave strikes a region causing more people to run air-conditioning units, electrical demand increases. what needs to be done to meet this increased demand? raising the control rodslowering the control rodsremoving the control rods

Astable electron arrangement for an atom is one that does not easily change. how is this arrangement arrived at? a. valence electrons are transferred or shared to create a full outer shell of electrons. b. valence electrons are discarded into space to create a full outer shell of electrons. c. protons (positive charge) pair with valence electrons (negative charge) to create a strong bond. d. outer shells with valence electrons are transferred or shared.

Calculate the percent composition by mass of each element in al(oh)3. use at least three significant figures.