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Density

CBSE X Chemistry

Why do hydrogen bubbles float when hydrogen is passed through soapwater?

Asked by 11th March 2008 4:12 PM
Answered by Expert

CBSE XI Science Physics Mechanical Properties of Fluids

A beaker full of water upto its top is filled. If an ice cube inserted in beaker . So when the ice melts, will the water drop out of that beaker or not ? 

Asked by Deepak Singh 23rd November 2014 11:00 AM
Answered by Expert

CBSE IX Physics Gravitation

Please provide the solution to this question 

Asked by adityaahuja099 16th October 2017 10:43 PM
Answered by Expert

CBSE IX Physics Gravitation

a piece of iron hasa dimension 3cm x1.5cm x6cm.. if its mass is 205.2gms,its density is

Asked by ujjwalviky2003 2nd November 2017 7:15 PM
Answered by Expert

CBSE IX Chemistry Is Matter Around Us Pure?

Liquids generally have low density as compared to solids,but ice floats on water.why?

Asked by ABHILASHA 10th January 2018 8:33 PM
Answered by Expert

ICSE X Physics Reflection of Light at a Plane Surface

what is optical density of a material?

Asked by Roy 11th February 2018 3:49 PM
Answer Verified by Expert

ICSE VIII Physics

long question how will u find the density of an irrigular solid using eurika can? 

Asked by nathsantanukumar 27th March 2018 5:02 PM
Answered by Expert

ICSE VIII Physics Matter

define the following 1)density  of solids             2)density of fluids

Asked by nathsantanukumar 27th March 2018 5:06 PM
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ICSE VIII Physics Matter

why among the three states of matter, gases have the least density

Asked by nathsantanukumar 27th March 2018 5:09 PM
Answered by Expert

ICSE VIII Physics Physical Quantities and Measurements

compare the density of solid and liquid?

Asked by nathsantanukumar 27th March 2018 7:30 PM
Answered by Expert

ICSE IX Chemistry Study of Gas Laws

Volume of different gases are converted to STP before comparing their densities  

Asked by ravinat10 22nd April 2018 9:41 AM
Answered by Expert

CBSE XI Science Chemistry Some Basic Concepts of Chemistry

How much NaOH is required to prepare 50 ml of aqueous solution  with 70 mg of Na+ ions per ml of solution

Asked by nishtha02082002 23rd April 2018 12:53 PM
Answer Verified by Expert

ICSE VII Physics Physical Quantities and Measurement

what is mean by gm/cm

Asked by senmadan2005 30th April 2018 1:26 PM
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ICSE VII Physics Physical Quantities and Measurement

what is the full form of gm and cm?

Asked by senmadan2005 30th April 2018 1:29 PM
Answered by Expert

CBSE XII Science Chemistry Solutions

3.6M sulphuric  acid solution is 29%  sulphuric acid  {H2SO4}  . calculate  the  DENSITY of   the  solution 

Asked by pardeepkumar2281 13th May 2018 8:12 AM
Answered by Expert

CBSE XI Science Chemistry Some Basic Concepts of Chemistry

a 6.90M SOLUTION OF kOH in water coinains 30% by mass of KOH what is the density of solution

Asked by puneetgarg2555 21st May 2018 4:29 PM
Answered by Expert

ICSE VIII Physics Physical Quantities and Measurements

define density and give its si unit

Asked by chaudharysn165 25th May 2018 1:56 PM
Answered by Expert

ICSE VIII Physics Physical Quantities and Measurements

Q2- how does the density of  an object vary with change  in temperature of the object ?

Asked by chaudharysn165 25th May 2018 2:19 PM
Answered by Expert

ICSE VIII Physics Physical Quantities and Measurements

Q5- ARRANGE the following substance in asending order of density:cork , iron ,hydrigen ,air ,mercury ,water ,gold

Asked by chaudharysn165 25th May 2018 2:33 PM
Answered by Expert

ICSE VIII Physics

give an activity to find the density  of irregular solid which is hevier than water and is insoluble in it 

Asked by chaudharysn165 28th May 2018 6:41 AM
Answered by Expert

ICSE VIII Physics

how can you determine the density of a cork  peice using a sinker and measuring cylinder 

Asked by chaudharysn165 28th May 2018 6:45 AM
Answered by Expert

ICSE VIII Physics

give an experiment to determine the density of oil using a density bottle 

Asked by chaudharysn165 28th May 2018 6:47 AM
Answered by Expert

CBSE XI Science Physics Units and Measurement

The density of wood is 0.5g/cc . What is its value in SI?

Asked by Vivek.d8765 2nd June 2018 5:55 PM
Answered by Expert

ICSE VII Physics Physical Quantities and Measurement

what is the unit of volume of a density and explain me  

Asked by madeshmadesh38222 8th July 2018 12:46 PM
Answered by Expert

ICSE VII Physics Physical Quantities and Measurement

state some practical applications of relative density

Asked by shraddhajatti 26th July 2018 7:54 PM
Answered by Expert

JEE Plances JEE (Main) Chemistry Solid State

Ques40

Asked by rbhatt16 28th July 2018 5:36 PM
Answered by Expert

ICSE VII Physics Physical Quantities and Measurement

what is the relation between volume and density?

Asked by khatrisaad025 29th July 2018 7:10 PM
Answered by Expert

ICSE IX Physics

The density of copper is 8.83kg/cm .express  it in kg/m3.

Asked by ayu01minz 25th August 2018 8:37 PM
Answered by Expert

JEE Plances JEE (Main) Chemistry Solid State

Ques 30

Asked by rbhatt16 28th August 2018 6:47 PM
Answered by Expert

ICSE IX Physics Propagation of Sound Waves

PLEASE EXPLAIN THE GAMA THETA THEORY IN " SOUND" CHAPTER IN PHYSICS.

Asked by cbiswajit 12th October 2018 7:59 PM
Answered by Expert

ICSE IX Physics

SI unit of density

Asked by yamanverma165 11th December 2018 7:47 PM
Answered by Expert

CBSE XI Science Physics Thermodynamics

Why mass increases with increase in temperature ? Explian in detail please

Asked by govtsecschoolnayaganv051 14th December 2018 7:19 PM
Answered by Expert

IIT JEE Main Chemistry States of Matter

Q) The density of a mixture of O2 and N2 at STP is 1.3g/lit. Calculate the the partial pressure of O2.

Asked by Anish 9th January 2019 11:33 PM
Answered by Expert

Maharashtra VII Science

Graph showing rise in water height if temperature is rised by 2 degrees

Asked by artipatil1978 14th January 2019 2:45 PM
Answered by Expert

CBSE XI Science Chemistry Some Basic Concepts of Chemistry

How to find Molality of pure water ? Pls explain step by step

Asked by govtsecschoolnayaganv051 16th January 2019 8:52 PM
Answered by Expert

CBSE VIII Science Force and Pressure

Compare with oil and watet, oil is a denser medium or watet is a denser medium?why?

Asked by Gvsbama 18th February 2019 12:18 PM
Answered by Expert

NEET NEET Chemistry

Please answer the following question with explanation

Asked by deepakudgiri29 24th February 2019 5:31 PM
Answered by Expert

CBSE XI Science Chemistry Some Basic Concepts of Chemistry

Find the molality of 98%(m/v) of H2SO4 solution.density of solution is 1.98g/cc

Asked by Sunita 28th March 2019 9:27 AM
Answered by Expert

ICSE VII Physics Physical Quantities and Measurement

You are provided with a piece of rock and common laboratory equipment. How will you proceed to find its density? Diagrams not required. Briefly describe how you will find experimentally the density of milk with a density bottle. How does the density of a gas change with the rise in its temperature? On the basis of change of density with the change in temperature, explain how do the liquids get heated up, when heated in a vessel. How does the density of gases change with the rise in temperature? (a) Define density. (b) State units of density briefly. Describe conversion of the units of density in CGS system and SI system by giving an example. (a) What do you mean by speed? (b) State units of speed briefly. Describe uniform speed with an example. Describe non-uniform speed with an example. The mass of a wooden block is 200 g and volume is 250 cm3. Find the density of wooden block in (a) gcm-3            (b) kgm-3. The mass of 50 cm3 milk is 51.5 g. Find density of milk in (a) gcm-3              (b) kgm-3. A piece of lead has a volume 50 cm3 and density 11.5 gcm-3. Find the mass of the piece of lead. The density of mercury is 13.6 gcm-3. Find the mass of 25 cm3 of the mercury. The mass of an ice block is 125 g. If density of ice is 0.92 gcm-3, find the volume of ice block. A silver block has mass 200 g and its density is 10.3 gcm-3. Find the volume of the silver block. A horse runs a distance of 1200 m in 3 min and 20 s. What is the speed of horse? A car is moving at a speed of 15 ms-1. In how much time it will cover a distance of 1.2 km? A bus is moving at 20 ms-1. How much distance in kilometers will the bus cover in 25 minutes? A car travels 20 km in 20 minute. Find the speed of car (a) kmh-1,               (b) ms-1. How long will a train take to travel a distance of 250 km with a speed of 80 kmh-1? A girl travels with a speed of 8 ms-1 for 15 minutes. How much distance does she travel?

Asked by sanketgadkari786 12th April 2019 4:23 PM
Answered by Expert

ICSE VII Physics Physical Quantities and Measurement

What is density

Asked by Bhagatrakesh094 16th April 2019 2:28 PM
Answered by Expert

ICSE VII Physics Physical Quantities and Measurement

Why is iron heaver than wood for the same volume?

Asked by mailme.hirita 18th April 2019 11:00 AM
Answered by Expert

ICSE VII Physics Physical Quantities and Measurement

What is density  

Asked by Vinaytudu666 16th May 2019 4:38 PM
Answered by Expert

CBSE VIII Science Force and Pressure

Why does sponge float but rubber block sinks?

Asked by Nimmi 18th May 2019 12:46 AM
Answered by Expert

ICSE VII Physics Physical Quantities and Measurement

An emptybottle of capacity 50ml weighs 27g.When completely filled with glycerine,it weighs 92g .calculate the density of glycerine .express your answer in S.I. unit?

Asked by Sukhminderkaur113 24th May 2019 1:54 PM
Answered by Expert

ICSE VIII Physics Physical Quantities and Measurements

The relative density of alcohol is .8. it's density is  

Asked by Vishal_3112 25th May 2019 3:05 PM
Answered by Expert

ICSE VIII Physics Archimedes' Principle

How will you relate relative density and density? 

Asked by niraarvind 4th June 2019 3:16 PM
Answered by Expert

CBSE XI Science Chemistry Some Basic Concepts of Chemistry

In aqueous solution of Urea is 20% by mass of solution. molarity of the solution when density of the solution is 1.2 gram per ml is

Asked by arushidabhade 7th June 2019 6:04 PM
Answered by Expert

CBSE XI Science Chemistry Some Basic Concepts of Chemistry

Compare mass of pure NaOH in each of the following aqueous solution 1. 50 gram of 40% (w/w) NaOH 2.50 ml of 50% (w/v) NaOH (density of solution = 1.2 g/ml) 

Asked by arushidabhade 7th June 2019 6:12 PM
Answered by Expert

ICSE VII Physics Physical Quantities and Measurement

Mass of 10cm3 of glass object volume 10cm3, density is 2500kg/m3

Asked by shinu.j071314 12th June 2019 5:02 PM
Answered by Expert

ICSE VIII Physics Archimedes' Principle

Why do objects like metals or stone sink in water?  

Asked by Rajshi 14th June 2019 11:07 AM
Answered by Expert

CBSE XI Science Chemistry Hydrogen

Density of water varies with temperature. What are its consequences?

Asked by Shiprapandey2906 25th June 2019 5:24 PM
Answered by Expert

CBSE IX Chemistry Matter in Our Surroundings

name the solid subtance which is less deanser than its liquid at its melting point

Asked by prabhatsingh02041970 27th June 2019 8:56 PM
Answered by Expert

NEET NEET Chemistry Some Basic Concepts in Chemistry

Hi

Asked by rayalalokesh2 8th July 2019 6:50 PM
Answered by Expert

ICSE IX Chemistry Matter in Our Surroundings

Liquids generally have low density as compared to solids

Asked by Simarb498 11th July 2019 1:45 PM
Answered by Expert

ICSE VII Physics

You are provided with a piece of Rock and common laboratory equipment. How will you proceed to find it's density     

Asked by Syedshahabahmed 13th July 2019 3:15 PM
Answered by Expert

NEET NEET Chemistry Some Basic Concepts in Chemistry

How would you make up 425ml of 0.15M HNO3 from nitric acid that is 68% HNO3 ? The density of 68% HNO3 is 1.41g/ml.

Asked by kumar19raj98 25th July 2019 10:41 PM
Answered by Expert

ICSE VIII Physics

Define the term density of a substance

Asked by gms9833 29th July 2019 5:45 PM
Answered by Expert

ICSE VIII Physics Archimedes' Principle

What is density

Asked by kumarbasant475 29th July 2019 9:35 PM
Answered by Expert

CBSE XI Science Chemistry Structure of Atom

Which of the following has maximum density of nucleus?–(1) 14Si30, (2) 15P31, (3) 8O16, (4) All have same density.

Asked by patra04011965 9th August 2019 5:19 PM
Answered by Expert

ICSE VIII Physics Archimedes' Principle

You are provided with the glass stopper and common laboratory equipment.  How will you proceed to find its density? 

Asked by hemantkumar96936656 12th August 2019 8:22 AM
Answered by Expert

IIT JEE Main Chemistry Some Basic Concepts in Chemistry

Find molality of pure water.

Asked by surajkumar30769 12th August 2019 12:35 PM
Answered by Expert

ICSE VII Physics

A rectangular piece of wood measures 4 cm by 6 cm by 8 cm and has a mass of 20g. Waht is tha density of the piece of wood

Asked by abulzarthebrothers 13th August 2019 4:28 PM
Answered by Expert

ICSE IX Physics Upthrust in Fluids, Archimedes' Principle and Floatation

what in density

Asked by 2469dhruvilpatel 23rd August 2019 9:13 PM
Answered by Expert

CBSE XI Science Chemistry Some Basic Concepts of Chemistry

98%H2SO4 soln by mass and has a density Of 1.8 g/ml . Volume Of acid reqd. to make 1lt Of 0.1M H2SO4 soln is-

Asked by harshit.baruah123 1st September 2019 1:32 PM
Answered by Expert

ICSE VII Physics Physical Quantities and Measurement

--the density of brass is 8.4 gm /cm

Asked by murthy.n.shet 8th September 2019 1:20 PM
Answered by Expert

ICSE IX Physics Upthrust in Fluids, Archimedes' Principle and Floatation

Why ships have fear to sink in the ocean  

Asked by musahasan004 24th September 2019 4:32 PM
Answered by Expert

CBSE VI Science

Please explain step by step this is multi answer question  

Asked by chandrasiddub 5th October 2019 4:10 PM
Answered by Expert

CBSE IX Physics Gravitation

A body floats with 2/5 of volume above the surface of water calculate the density of material of the body

Asked by karanbora625 25th October 2019 11:30 AM
Answered by Expert

NEET NEET Chemistry Some Basic Concepts in Chemistry

please answer this

Asked by Prashant DIGHE 6th January 2020 9:56 PM
Answered by Expert

CBSE IX Physics Gravitation

What is the unit of density?

Asked by sandhyaprasad100 8th January 2020 11:33 AM
Answered by Expert

CBSE XI Science Chemistry Some Basic Concepts of Chemistry

ans with solutions

Asked by anilsolanki2060 22nd February 2020 10:12 AM
Answered by Expert

ICSE VII Physics Physical Quantities and Measurement

Give a reason why equal masses of different substances have different volumes?

Asked by smitaghai 17th March 2020 2:54 PM
Answered by Expert

CBSE IX Chemistry Atoms and Molecules

a cork float in water while the iron nail sink .give region

Asked by nangaljarial 1st April 2020 8:06 PM
Answered by Expert

ICSE VII Physics Physical Quantities and Measurement

The _______of a substance is the ratio of its mass to volume. 

Asked by Mitasarkardgp1979 3rd April 2020 10:00 PM
Answered by Expert

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