Answer:
For the process of gold mining , Na₂CO₃ is better than Fe₂O₃
Explanation:
<u>The task of a gold miner , is to extract gold .</u>
For the process of Gold mining , carbon filters are preferred , because by using carbon filters gold can be easily extracted .
In general , silver and gold get adsorbed on the surface of carbon , hence can be very conveniently extracted from the solution .
First, what is a nebula?
A nebula is a cloud of dust or different elements (remember, the Space is to a big extent empty)
A planetary Nebula is a kind of nebula that is specifically formed with ionized gas that was released and surrounds a red giant star.
It is a lot like the Northern states with having snow every year, but they are different because most of Northern Canada is in the Arctic Circle.
Answer:
Mobutu Sese Seko Kuku Ngbendu Wa Za Banga[a] (/məˈbuːtuː ˈsɛseɪ ˈsɛkoʊ/; born Joseph-Désiré Mobutu; 14 October 1930 – 7 September 1997) was a Congolese politician and military officer who was the President of Zaire from 1965 to 1997.
Explanation: i hope this help
However, ocean currents also flow thousands of meters below the surface. These deep-ocean currents are driven by differences in the water's density, which is controlled by temperature (thermo) and salinity (haline). This process is known as thermohaline circulation.