Answer:
<em>By</em><em> </em><em>Bayer</em><em> </em><em>process</em><em>.</em>
Explanation:
<em>In the Bayer process, bauxite ore is heated in a pressure vessel along with a sodium hydroxide solution (caustic soda) at a temperature of 150 to 200 °C. At these temperatures, the aluminium is dissolved as sodium aluminate (primarily [Al(OH)4]−) in an extraction process.</em>
Answer:
Metals and non-metals are substances that can be differentiated on the basis of various physical and chemical properties. Metals are the elements that are generally hard as strong metallic bond exists between the atoms. As against non-metals are the elements which are usually soft.
Answer:
magnesium atom
The most common and stable type of magnesium atom found in nature has 12 protons, 12 neutrons, and 12 electrons
Dang. Kind to think of it, it would be pretty DARK.
No plants would grow as they need sunlight.
It's gonna be pretty hard to live. But here are:
5 ESSENTIAL SURVIVAL TIPS TO DO IN CASE THE SUN DISAPPEARS FOR A LONG TIME WITH NO SIGNS OF COMING BACK.
1. Find an essential place to stay for an extended period of time.
2. Bring enough food and water to stop getting hungry.
3. Tune in the TV every few periods of time to check on the world status. Chances are, that everything is dying slowly.
4. That's actually it. I don't know well enough to know how you will survive. For 7 days it would be OK.
Answer:
for the reaction is -198.762 J/K
Explanation:
Standard change in entropy for the system () is given by-
where represents standard entropy.
Here , and
So,