This is how sodium appears in the periodic table. An orange box has N a at the center and 11 above. Below it says sodium and below that 22.99. A blue arrow points to 22.99.

The arrow is pointing to sodium’s

number of neutrons.
chemical symbol
atomic mass
combined number of electrons and protons.

Which of the following statements is not true? • a. covalent compounds have low melting and boiling points. • ob. covalent bonds between atoms of a compound are relatively weak compared to bonds between molecules. • c. covalent bonds occur between nonmetals. • d. covalent compounds are often gases or liquids.

Consider this equilibrium: n29) + o2(g) + 2no(c).nitrogen gas and oxygen gas react when placed in a closed container. as the reaction proceeds towards equilibrium, what happens to the rate of thereverse reaction?

How does blood clotting prevent the entry of pathogens through cuts and wounds? answer asap,, this is due tomorrow. will mark as brainliest or whatever you call it : )