Everything in the universe is

made up of what?

What type of solid is this? This solid is hard and depends on charge attractions to hold it together. Metallic, network, molecular, ionic, or amorphous?

The particles that make up matter do not change during a?

Explain why Hydrogen bonding is the strongest of the intermolecular forces, followed by dipole-dipole interactions and then London dispersion forces.

The name iron (II) chloride would indicate that the compound contains A. iron ions with an 11 + charge B. iron ions with a negative charge C. two ions of chlorine D. none of the above D is the wrong answer

C + O2 - -> CO2 + 60kJ is the reaction exothermic or endothermic?

What compares a law and a theory?

Explain what domain would best be represented by the "?" in the diagram. A) Eukarya because the organisms are all eukaryotic. B) Eukarya because the organisms are all prokaryotic. C) Bacteria because some of the organisms are autotrophs.

If you are eating a hamburger, it is an example of a consumer eating another consumer. a) true b) false

What mass of NaNO3 is needed to make 3.5 L of 2.2 M solution? (Na = 23.0g, N=14.0g, O=16.0g) Explain in steps

In which group do all atoms have seven valence electrons in the ground state?