Electrum 50
Mass (9)
25
10
Volume (mL)
IS
7. The orange line in the Mass-Volume graph above
represents the metal electrum. Use the graph to find the
Density of electrum.

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.

In one or two grammatically correct sentences, write a definition for the term molecule geometry

What is the formula of the ionic compound composed of calcium cations and chloride anions