Weights

Weight is another extremely important function in chemistry. The ability to determine the weight of a molecule is critical to a majority of chemical calculations. To determine the weight of a molecule, you must determine how many of each type of atom there is in the molecule. The program does this for you. In order for you to fully utilize this part of the program, you must become familiar with the correct entry of the formula. Efforts have been made to help you with this. 

Look at the example in the user manual and on the screen. Notice the use of capital letters and small letters. This is important. The program is looking for the correct combination of capital letters and small letters. Do not use all small or all capital letters.

If you make a mistake in entry, it is probably best to clear the screen and start over. 
