it's iron
For the universe in which the earth exists, hydrogen accounts for 75% and helium for 23%. All the remaining elements , together, account for 2%. So there is no element which accounts for 20%.Furthermore, helium is very rare on earth - it accounts for approx 8 parts per billion or 0.0000008%.
Answer is NO. Taconite is not a compound it is a mineral rock material containg about 25% iron. Added (from wikipedia) The iron content of taconite, commonly present as finely dispersed magnetite, is generally 25 to 30%
Iron is a solid at 20 oC. We would be in a lot of trouble if it weren't, all our cars would become a pool of liquid. +++ To amplify a little, we are fairly comfortable or a bit warm at 20ºC because it equals 68ºC. Incidentally, on my PC at least, the degree sign ( º ) is given by the [ALT]+0186 combination, using the calculator pad not the top row keys. Just a tip others might find handy but it might depend on your own computer's settings!
The standard state of iron is solid, but it can be melted into a liquid.
No. Name Formula Appearance500015019300 ### Ferrous Oxalate 2-hydrate FeC2O4*2H2O powder Synonym: Iron(II) Oxalate CAS-No.: 6047-25-2 EINECS-No.: 208-217-4 HS-No.: 29171100 Molar mass: 179.90 g/mol Content: approx. 31% Fe(II) Quality: chem. pure Retest Period: 36 months Storage conditions: Keep well closed, protected against light, dry and at room temperature R: 21/22 S: 2-24/25 Packing: Psp
There is 25% iron in Cheerios.
Manganese has an atomic number of 25. thus it has, (in its elemental form) 25 protons and 25 electrons.
25 dollars
In one cup of corn 25% of it is iron.
Eggo cereal is about 25% Iron in the 12 servings.
The Iron-Fisted Monk was created on 1977-08-25.
The Defenders - 1961 The Iron Man 1-25 was released on: USA: 10 March 1962
12 iron is thickness, approx .25" or 6.33 mm.
Hydrogen is the most abundant element in the universe.
for a Chevy 350 enginge its 25 to 30 ft lbs. cast iron heads.
yes. the melting point of iron is 1536 °C or 2797 °F.
Cast iron with Crome 25%