A sample of neon gas occupies a volume of 752 mL at 25.0°C and 1.25 atm. What volume will the gas occupy at 50.0°C and 1.30 atm?
O 622 mL
O 408 mL
O 784 mL
0 1450 mL

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.

There is a single path for electrons. the current decreases when additional resistors are added. the current will be the same in each resistor. these statements best describe a(n) circuit.

How does the principle of electromagnetism explain the interaction between earth’s magnetic field and the solar wind?