Preguntas

1. How does the average ratio of mole water to moles salt as determined by your group compare to the average mass determined by the class?

We can said that the results of the practice are similar because the group has the same results. 

2. Could you use this procedure on an unknown hydrated salt? Explain why or why not.

Yes, we could determinate an unknow hydrated salt. Because we know the wights and we could base on other examples. 

3. Could you use the procedure in quemistry lab to determine if an unknown salt was hydrated or anhydrous? Explain why or why not.

Yes, while the temperature increase, the weight of the salt change. In consecuently, we can determinate if the salt is hydrated or anhydrous. The hydrated salt will have more change in its weigth.

4. What color change did you observe in anhydrous salt?

The hydrated salt has a intense color. However, the anhydrous salt has a little intense color. For example on the practice, the hydrated salt has a blue dark color, but when it was in the oven. The color changed to a blue light color.

5. Write the industrial applications of hidrated or anhydrous salt.

It can likewise measure humidity in air and vapor. Many industrial safe-checks use calcium chloride to measure erosion or cracks in a road. The hydrate salt are found in many products, for example in shampoos and others.