Answer:
0.234 moles
Explanation:
moles of Al2O3 = mass / molar mass
moles of Al2O3 = 23.87g / 102.0g/mol
moles of Al2O3 = 0.234 moles (to three significant figures)
The answer is 315.59095 grams :)
Answer:
1.Difference.
Mixtures are physically combined and can be separated by physical means while compounds are chemically combined and are separated by chemical means.
2.Mixtures do not have mixed boiling and melting points while compounds have mixed boiling and melting points.
2.Similarity.
Both mixtures and compounds are composed of two or more substances or elements combined.
Both can be separated.
Element || has 9 protons. It’s F “Fluorine”.
And element | has 10 protons it’s Ne “Neon”.
Protons are located at the up of every single elements.
<h3><u>Answer;</u></h3>
<h3><u>Explanation;</u></h3>
- Bead is a drug fashioned into small, round objects that dissolve gradually to release the drug slowly
-
Pellet is a drug fashioned into small, bullet-shaped objects that dissolve gradually to release the drug slowly
-
Wafer is a drug fashioned into a thin disk that dissolves gradually to release the drug slowly
