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...
【解析】molar mass摩尔质量:0.88g/0.02mol=44g/molChemical formula求化学方程式,楼主你没给完整帮不到你。如果满意,请采纳,有任何疑问也欢迎提问,谢谢。相关推荐 1【题目】The mass of 0.02mol of a substanceis 0.88g1.what is the molar mass of this substance?2.what is its chemical formula?求答案及...
1.what is the molar mass of this substance?2.what is its chemical formula? 扫码下载作业帮搜索答疑一搜即得 答案解析 查看更多优质解析 解答一 举报 molar mass摩尔质量:0.88g/0.02mol=44g/molChemical formula求化学方程式,楼主你没给完整帮不到你.有任何疑问也欢迎提问, 解析看不懂?免费查看同类题视频...
Molar mass is the mass of one mole of a substance. A mole is defined as the number of atoms in 12 grams of thecarbon-12isotope. This is always a fixed number, known as Avogadro's number. Therefore, the molar mass of a substance is the mass of Avogadro's number molecules of that s...
Gram Molecular Mass: The gram molecular mass is the same idea as the molar mass of a substance. The periodic table lists all of the elements' molar masses. It is the average of all of the isotopes of that element. Answer and Explanation:1 ...
What is the molar mass of a substance? What is the molar mass of Fe(NO3)2*9H20 What is the molar mass of Fe(NO3)2? What is the mass of 2.21 mol of Na2S? What is the molar mass of (NH4)2O? What is the molar mass of magnesium sulphate?
What is the molecular formula of an Alkane that has twenty-three carbon atoms? An alkene has 9 carbons. What is the molar mass of the substance? Assume only one double bond. A hydrocarbon with molecular formula C_{13}H_2O is chiral and has a structure such th...
What is the geometry around the carbon in dichloromethane? Describe the carbon cycle with appropriate formula. An alkane has 25 carbons. What is the molar mass of the substance? What is a hydrocarbon? Give some examples. Which class of hydrocarbons has a double bond in its carbon skeleton?
2. What is the mass of 5 moles of Fe2O3 ? Smal x159.0 1798.45gPage 2 3. What is the formula for moles to grams? In order to convert the moles of a substance to grams, you will need tomultiply the mole value of the substance by its molar mass. ...
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