Monday, December 2, 2013

H-Bombs


In Chemistry we've been learning about some chemical reactions. So we did a lab called The Atomic Mass Lab. The whole purpose of the lab was to make hydrogen gas. In the lab you needed Clips and shavings of magnesium
and calcium
with Hydrochloric acid.
We used a pneumatic trough, Wheaton Bottles, and graduated cylinders. We had to fill the trough half way then fill the bottles to the brim. Once we filled the bottle we poured the water that was in the bottle into the cylinders to take the mass. After we massed to water we had to fill the bottle back up, covered the top of the bottle and turned it upside down in the trough without getting any air bubbles in the bottle.
When we got the two bottles in the trough we put the acid in the flask along with the magnesium or calcium. Once the bottles where filled it would start bubbling out the sides so we would use the glass cover to take the gas filled bottle out and move the water filled bottle over the hole where the gas would bubble out. To test if we did make hydrogen gas we lit a stick and quickly put in the bottle, this way it would make a "pop" sound. This proved it was hydrogen because hydrogen reacts with fire, that's how H-Bombs explode. Along with learning how to make Hydrogen we learned that the same mass of Magnesium has a greater reaction to HCL than calcium. When we combined the calcium with the acid it took a little less than a bottle and a half to trap the hydrogen gas. When we combined the shavings of Magnesium with acid it took a little over two bottles to trap the hydrogen gas. So out of this lab we learned how to make mini H-Bombs and the reactions of magnesium and calcium with HCL.

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