<span>A method of processing coal to remove contaminants by mixing coal in a solution of potassium permanganate in a selected concentration range, rinsing the coal, mixing the coal in a solution of ammonia hydroxide in a selected concentration range to cause the solution to be brought into contact with the surfaces and pores of the coal, discharging the processed coal from the second reaction vessel, monitoring the process to detect when the concentration of aqueous ammonia in the second reaction vessel has fallen below the selected range, and feeding aqueous ammonia solution with an ammonia concentration in or above the selected range to the second reaction vessel to return the solution to within the selected range.</span>
Answer:
The forces which originate from within the earth's crust or inside the earth are called internal or endogenetic forces. The sources providing them energy are the internal heat, chemical reactions taking place within the earth, and the transfer of rock materials on the earth's surface by external forces.
Explanation:
Answer:
Israel has a technologically advanced free market economy. Cut diamonds, high-technology equipment, and pharmaceuticals are among its leading exports. Its major imports include crude oil, grains, raw materials, and military equipment.
Explanation:
Tax rates in Israel are among the highest in the world, with income, value-added, customs and excise, land, and luxury taxes being the main sources of revenue. The government has gradually raised the proportion of indirect taxes since the l
Answer:
It is a visual explanation of the symbols used on the map. I hope this helps
Picture below
