What is the molar mass of hassium?Molar Mass:The molar mass of an element is the mass of one mol of its atoms. The number of atoms in a mole is 6.022×1023. This is the amount needed to convert the atomic mass of the atom from atomic mass units to grams....
The molar mass of a substance is the mass of one mole of that substance. What is the unit of molar mass? A. g/mol B. mol/g C. L/mol D. mol/L 相关知识点: 试题来源: 解析 A。本题考查摩尔质量的单位。摩尔质量是指单位物质的量的物质所具有的质量,单位是克每摩尔(g/mol)。选项 B...
To find the vapor density of the volatile metal chloride, we can follow these steps:Step 1: Determine the molecular formula of the metal chloride. Given that the atomic mass of the element is 27 and its valency is 3, we can ded
How many moles are in 2.515 grams of a compound with a molar mass of 142.7 g/mol? (Do not include units.) What is the molar mass, in grams, of a mole of an element equal to? How many grams are in 0.0236 moles of...
Molar mass: The mass of one mole of substance in grams is known as molar mass. The formula to calculate molar mass is as follows Molar mass = mass of substance in gramsmole Normally an element’s molar mass in grams is numerically equal ...
What is the molar mass of KMnO4? Molar Mass: Molar mass is the number of grams of a substance that equals one mole or {eq}6.02 x 10^{23} {/eq} molecules, also known as Avogadro's number. Molar mass can be used to convert between moles and grams, denoted by {eq}g/mol {/eq}...
1化学molar mass 1.find the molar mass of the following (hint use the periodic table)-H -CL2 -Br -N2O4 -Na2S -NH3O -K2So2.calculate how many moles you would have in the following-10gH -50gCL2 -100gBr - 20gNa2s3.calculate the mass of -2molH -5mplNa2S -3.5molNH3O -1.75molK2...
Search Find an Online Tutor Now Ask a Question For Free Login Molar Mass Maria F. asked • 11/26/12 the mass of 1.2x10^37 molecules of an element is 1.56x10 grams. what is the mass of en element molecule?what is the mass of the element that i...
Molar mass is the factor that converts, with its entity-specific uncertainty, the mass of that specified entity in a given sample from a value expressed as a mass quantity to one in the amount-of-substance SI base quantity. An element with two or more isotopes may exhibit differences in ...
Molar mass is also known as molecular weight, which is the sum of the total mass in grams of all the atoms that present in a particular molecule. If we know the formula of a compound then we can easily determine the compound’s molar mass. We kn...