What is the difference between moles and grams? Answer and Explanation: A mole is a shorthand way of counting with Avogadro's number. One mole is equal to 6.02 X 10^23. A gram is a unit of mass. One mole of something can weigh 1 gram or 1,000,000 grams, but that mole will be...
23/100 23 is a prime number, therefore can only be displayed like this Related questions One mole is equal to how many grams? Its avogadros number which is 6.02 X 10^23 g/mol In Avogadros number is defined as the number of particles in? A mole. Do avogadros number have anything to...
37. What happens when one mole of ethane is mixed in the dark at room temperature with six moles of chlor ine gas? A. There is no reaction. B. Only C2Cs are formed. C. C2Cls and HCI are formed. D. CH3CH2CI and HCI are formed. 相关知识点: 试题来源: 解析 A 反馈 收藏 ...
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 ...
What is the molar mass of (NH4)2O? How do you calculate molar mass? What is the molar mass of Ba(NO3)2? What is the molar mass, in grams, of a mole of an element equal to? What is the molar mass of (NH4)2CO3? Br2 molar mass?
Today, a mole isAvogadro's numberof particles, which is exactly 6.02214076×1023. For all practical purposes, the mass of one mole of a compound in grams is approximately equal to the mass of one molecule of the compound in daltons. ...
Mole (Chemistry) (TerminologyTerms and phrases (EvaluationJeannin, YvesMills, Ian MInternationalunionofpureandappliedchemistryJeannin Y 2010 A fixed Avogadro constant or a fixed carbon-12 molar mass: which one to choose? Chem. Int. 32 (January-February) 8-10...
The mole fraction of methanol (CH₃OH) is given as 0.25. This means that in a solution, there are 0.25 moles of methanol for every 1 mole of solution. Step 2: Calculate moles of water Since the total mole fraction must equal 1, we can find the moles of water (solvent) in the so...
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Melanoma is described based on the ABCDE system:A symmetry means if a line is drawn through the middle of the mole, the 2 halves are not equal. B order means the edges of the mole are not smooth. C olors include blue, black, brown, or red. D iameter means the size of the mole...