Using the periodic table entry below, match the phrases with their corresponding values.
atomic number 6
atomic mass 79
number of orbits 197
number of neutrons 18
number of electrons in n=3 1
number of valence electrons 118

Define dew point. i am writing this part to be able to ask the question

Asample of freon gas has a volume of 2.23 liters, a pressure of 4.85 kpa, and a temperature of -1.36°c. calculate the volume at a pressure of 1.38 kpa and a temperature of 5.5°c. (show work)

A4.86 g piece of metal was placed in a graduated cylinder containing 15.5 ml of water. the water level rose to 17.3 ml. what is the density of the metal. i need the steps of how to solve it to so i can use a formula to work out other problems.