The density of a substance is 5 grams per cubic centimeter. If the volume of the substance is 8 cubic centimeters, what is its mass? A. 40 grams B. 1.6 grams C. 13 grams D. 2.5 grams 相关知识点: 试题来源: 解析 A。质量等于密度乘以体积,即 5×8 = 40 克。
For example, if the density of solid aluminum metal is 2.7 grams per cubic centimeter, then a one cubic centimeter sample volume of solid aluminum will contains 2.7 grams of aluminum .The density of a substance will vary with its temperature and pressure conditions, as we...
A body of density 9.0 g/cm^3 appears to have a mass of 27.0 g in a liquid of density 1.2 g/cm^3. What is the volume of the solid? Calculate the density of an object with a mass of 109 grams and a volume of 123 ml. (Round your answer to 3...
In this guide we explain water density, provide a chart you can use to find the density of water at different temperatures, and explain three different ways to calculate density. What Is the Density of Water? Density is the mass per unit volume of a substance.The density of water is most...
density密度graduatedcylindervolumeliquid What is density? How is density measured for liquids? What is the procedure for finding the density of a liquid? How is density measured for solids? The density of a substance is its mass per unit of volume. D=M/V (Density equals mass divided by vol...
While one body scan is purely anecdotal and can’t substitute for peer-reviewed research, it was interesting to learn that my bone density placed me in the top percentile for my age group. However, I should mention that I had been consuming a lot of bone-in fish and bone broth, which ...
evidence for altered synaptic function comes from in vivo neuroimaging studies which show lower brain volumes28and altered functional connectivity in schizophrenia relative to controls29, which may reflect altered synaptic density and/or function in schizophrenia (although there are other potential explanatio...
Answer and Explanation:1 Given: density of mercury {eq}\displaystyle \rho = 13600 \ kg/m^{3} {/eq} Change in temperature {eq}\displaystyle \Delta T = 20 - 0 = 20...
{eq}\displaystyle{ \rm Density = \frac{ Mass}{ Volume }=\frac{ 150\ kg }{ (30\ cm \times 20\ cm \times 500\ cm ) }}. {/eq} What is {eq}\displaystyle{ \rm \frac{ kg}{ cm^3 } } {/eq} and explain how to use this. Unit of Physic...
Density is mass per unit of volume. The unit for density is usually kg/m^3 or g/cm^3. When you are calculating the density of an object, it is...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your ...