What is PbCl2 in the following equation? 2AlCl3(aq) + 3Pb(NO3)2(aq) — 3PbCl2cs) + 2Al(NO3)3(aq) O soluble in water
O a spectator ion
O a solid
O a sublimate

Ted and emily played a mixed doubles tennis match against jack and brenda. in the second match. ted and brenda played against jack and emily. which type of chemical reaction does the situation demonstrate?

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space

What is the chemical formula of magnesium bromide? a. mgbr2 b. mgbr c. mg2br2 d. mg2br