Bromine is a halogen, one of the elements in the same column of the periodic table of elements as fluorine. Like fluorine, one bromine atom can form a diatomic covalent molecule with another bromine atom. Which of the following images represents a stable molecule of bromine, Br2?

When the volume and number of particles of a gas are constant which of the following is also constant

The diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

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