Sodium chloride is composed of molecules that are stable when dry. in the presence of water, however, the atoms that compose the molecules separate from each other. what type of chemical bond holds the dry substance together?

Ionization energies tend to do what across a period

Which reaction will shift to the right in response to a decrease in volume? a) n2 (g) + 3h2 (g) 2nh3 (g) b) h2 (g) + cl2 (g) 2 hcl (g) c) 2 so3 (g) 2 so2 (g) + o2 (g) d) 2hi (g) h2 (g) + i2 (g) e. 2 fe2o3 (s) 4 fe (s) + 3o2 (g) ?

What is the 4th element aside from liquids, solids, and gases.

What is a triglyceride? Draw the skeletal structure for a saturated triglyceride whose hydrocarbon tails each contain six carbons.

2H2 + O2 - > 2H20 What is the mass of water that is produced from 4.00 moles of oxygen gas reacting with hydrogen gas?

What would happen if you tried to sqeeze a gas into a smaller container?

Paint, paint thinners and some cleaning agents can weaken the shell of a hard hat and may eliminate

A 10 chunk of metal has a specific heat of 0.25 J/g ºC. The temperature is changed from 10ºC to 45ºC. How much heat is required?

In this reaction what is the correct coefficient for sodium chloride? pb (no3) 2? nacl → pbcl2? nano3

Classify each of the following as a path function or a state function. work energy distance traveled enthalpy heat