Ipromise 100 points to whoever can do the whole assignment

In a ball-and-stick molecular model, what do the sticks represent?

Which of the following notations would be the appropriate and final way to display the formula for magnesium chloride a. mgcl2 b. mg+2cl–1 c. mgcl2 d. mgcl

Asap at one point in history people could measure temperature by looking at the volume of a sample of gas. suppose a sample in a gas thermometer has a volume of 135ml at 11.0°c. indicate what temperature would correspond to each of the following volumes: 113 ml, and 155 ml.