Mass is a measure of the amount of matter in an object. What is the SI unit of mass? A. gram B. kilogram C. pound D. ounce 相关知识点: 试题来源: 解析 B。A 选项 gram 克,不是国际单位制中的基本单位;C 选项 pound 磅和 D 选项 ounce 盎司都是英制单位;B 选项 kilogram 千克是国际...
Mass is defined as the amount of matter present in a body. The SI unit of mass is the kilogram (kg). Mass Definition The definition of mass says that mass is a quantity that represents the amount of matter in a particle or an object. Note: The mass of a body is constant; it does...
What is the SI unit of mass ? Akg Bgram Csecond Dgcm−3Submit What is the SI unit of mass ? Agram Bkilogram Cmilligram DpoundSubmit What is the SI unit of pressure ANm2 BNm CN/m DN/m2Submit What is the SI unit of speed ? View Solution What is the SI unit of pressure?
What is the SI unit of mass?(a) Kg(b) LBS(c) Pounds(d) None of theseHint: The SI units are basically the standard units of measurement defined by the International System of Units (SI) for the seven base quantities of what is now known as the Int...
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 ...
1 请翻译下面的英语化学题目What is the mass of one carbon atom in atomic mass unit(amu)What is the mass of one carbon atom in grams(g)What is the mass of one oxygen atom in amu?What is the mass of one oxygen atom in gThe sample of hydrogen has a mass of 1.01 amu?How manyhydrog...
The standard unit of mass is defined to be "equal to the mass" of a cyliner of platinum and iridium in france. I have always wondered what this means? Why are all sources saying mass is defined in terms of mass? What were the steps taken to decide this unit? I...
Why is mass considered as the universal unit of measurement? Sample Answers Problem 1 Yes. The gravity in space is rather small, hence, the anvil would be weightless. Julius will have to exert a force as he shakes the anvil. Although weightless, the mass of the anvil is the same as...
The most widely used system of units in modern scientific research and communication is the SI. Here, length is stated in meters, mass in kilograms, and time in seconds. Other units are derived from these, for example the Newton (unit of force) is identical to kilogram met...
Mass is a physical property of matter. The mass of an object reflects how strong will be the force of gravity on that object and also reflects how hard it is to change its state of motion (inertia). The SI unit of mass is kilogram (kg)....