silicon is a pure substance because it is an element and as we know an element is a pure substance
The price per gram of silver is 0.62 US dollars for pure silver as of August 2014. The price per ounce for silver is 19.36 US dollars.
In pure form Silicon is a solid.
As of November 5th, 2009 that would be 35.39 US dollars per gram.
its $ 2.00 for 1 gram
Cost, pure: $320 per 100g
Regular grade silicon (99%) costs about $0.50/g. Silicon 99.9% pure costs about $50/lb; hyperpure silicon may cost as much as $100/oz.
Silicon is the second most abundant element in the Earth's crust, and the eighth most abundant in the Universe. So you can get as much of it as you want for totally free. Just go down to the beach and scoop up a few handfuls of "silicon-dioxide" ... sand. Any cost for silicon is the cost of purifying the raw stuff. I found the following on-line: Cost, bulk: $0.14 per 100g Cost, industrial pure: $5.40 per 100g Cost, electronic pure: $276 per 100g
Pure silicon is a semiconductor.
Pure sodium ingots are available at the Link. Price is about $35 for 10 gm
silicon is a pure substance because it is an element and as we know an element is a pure substance
The price per gram of silver is 0.62 US dollars for pure silver as of August 2014. The price per ounce for silver is 19.36 US dollars.
In pure form Silicon is a solid.
2 dollars a pound or 46 cents a gram
Silicon dioxide is a substance (chemical compound) consisting of one silicon atom and two oxygen atoms.
Silicon used in making chips must be very pure because if it is not, the chip will not work.
Pure silicon is gray in color and has a metallic luster