The element that she discovered was radium.
Answer:
12.044 x 10^23 atoms Na
Explanation:
1 mol Na has 6.022 x 10^23 atoms of Na
2 moles Na have 2 x NA = 2 x 6.022 x10^23 atoms Na
Answer:
The rate is a mathematical relationship obtained by comparing reaction rate with reactant concentrations.
<span>The thermodynamic determines the amount of chemical energy a substance has.</span>
Without plastic, we wouldn't have as much of an environmental problem as we have now. Even though plastic has a lot of negatives, it's also made our lives a lot easier over past years. ... Our cars would have been different since a lot of the materials used inside are made out of plastic.