ahave the menu 有菜单[translate] areset exposure 重新设置曝光[translate] aMolar mass – (MM) – the mass of 1 mole of a substance; equal to the atomic mass on the periodic table 槽牙大量- (毫米) -物质的1摩尔大量; 均等对原子质量在周期表[translate]...
3) mass concentation of iron 铁的质量浓度4) high mass concentration of chloride 高质量浓度的Cl~-5) mole concentration 物质的量浓度6) mass concentration of B B的质量浓度补充资料:质量百分比浓度 以溶质的质量占全部溶液的质量的百分比来表示的浓度。如5%的葡萄糖溶液,即表示100克该溶液中含葡萄...
What is the mass of 1 mole of a raindrop? Mole: The Mole is a unit that represents a certain number. It is defined as the number of carbon atoms contained in a pure sample carbon-12 of mass {eq}12\;\rm g {/eq}. The constant number of called the Avogadro's constant. The order...
Fe (Iron) 1× 55.845 = 55.845 e (Electron) -2 × 0.000548579909 = -0.001097159818 4. Sum Each Element's Mass Finally, add together the total mass of each element to get the molar mass of Fe{2+}: 55.845 g/mol + -0.001097159818 g/mol = 55.843902840182 g/mol 5. Find Mole Fraction ...
A copper ball has a mass of 1 kg. Calculate the radius of the ball, given that the density of copper is 8900kg/m3 Density: Density is the relationship between the mass of an object, and the space taken by the object. It is a character...
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Answer to: The mass of iron(III) sulfide that is dissolved in 175 mL of a saturated solution is grams. By signing up, you'll get thousands of...
= 2 x 1 + 16 x 1 = 18 u Question 5:Why is the Mole concept necessary? ADVERTISEMENT Answer:It enables chemists to weigh amounts of two substances, like iron and sulfur, to get an equal quantity of each element's atoms. A mole of a substance is defined as a quantity of material ...
Type the number of Iron (Fe) you want to convert in the text box, to see the results in the table.1 Fe is equal to 55.85 g/molMolar mass units Gram per mole (g/mol) 55.85 Kilogram per mole (kg/mol) 0.06 Standard atomic weight Hydrogen (H) 55.41 Oxygen (O) 3.49 Sulfur ...
Composition ofIron- Fe ElementSymbolAtomic Mass# of AtomsMass Percent IronFe55.845 g/mol1100% Iron Element Mass PercentIron55.845gIron55.845gFe # of AtomsIron1Iron1 Instructions This program determines the molecular mass of a substance. Enter the molecular formula of the substance. It will calculat...