How many more valence electrons does sodium need to have a full outer valence shell?

A section of the crust moves under another section of crust without changing the land above. From the surface thebprocess would seem to be

Calculate the acceleration of a boat that has been cruising at 15 m/s but speeds up to 45 m/s in about 6 seconds. Don't forget your units, m/s2

How does the volume of a gas compare to the space between the particles of a gas is at normal pressure?

What caused the bonding of two atoms which undergo an ionic bond? A. mutual electrons interlock B. attraction between electron cloud and nuclei C. opposite ions attract each other D. sharing of outer shell

A 150-lb person burns about 2700 Calories to run a marathon. How much energy is burned in kJ?

A gas has a volume of 30 L at 105 kPa. What pressure is required to compress the gas to 21 L?

Using special equipment which layer of the sun atmosphere is visible during a total solar eclipse

The characteristic flame test colors of metal ions are due to atomic emission spectra. Duscuss the relationship between the absoption and emission of light and the factors responsible for flame test colors.

Should a bartender use ice and scoop directly from ice machine or use an ice holding device and scoop to make drinks and refill drinks from

What classification should this reaction have? 4Al + 3O2 → 2Al2O3