We changed our privacy policy. Read more.

Questions tagged [composition]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
1
vote
1answer
265 views

Can chemical composition be determined from elemental composition?

I have the energy dispersive X-ray spectroscopy results from a sample of salt that I produced by collecting and processing ocean water by filtering, boiling, evaporating, and additional steps to try ...
1
vote
2answers
187 views

What is the composition of diet coke?

I've been trying to find the values of any sort of percentage composition of diet coke and I haven't found any luck other than one interviewee (Dr. MAUREEN STOREY [Senior Vice President, Science ...
-3
votes
1answer
95 views

How do I calculate weight percent of BaCl2

A $\pu{0.1036 g}$ sample containing only $\ce{BaCl2}$ and $\ce{NaCl}$ is dissolved in $\pu{50 mL}$ of distilled water. Titrating with $\pu{0.07916 M}$ $\ce{AgNO3}$ requires $\pu{19.46 mL}$ to reach ...
-1
votes
1answer
383 views

Are those magnetic iron filings in the dirt pure iron?

When I was a kid we used to drag magnets around in the dirt and collect "iron filings". Are they pure iron, or something else?
4
votes
1answer
2k views

Why are all 3 of propane, butane and isobutane used in deodorant sprays?

Here are the back ingredient labels of a few popular commercial alcohol-based deodorant sprays. As one can clearly see, they all have many things in common, but the 3 which are of importance in lieu ...