87 Answered Questions for the topic Density

04/13/17

#### The density of a substance is 8.8 g/cm3. What volume does 45 grams of it take up?

The density of a substance is 8.8 g/cm3. What volume does 45 grams of it take up?

04/13/17

#### The population in a city is 27,382 and the area of the city is 3.458 sq.miles.

The population in a city is 27,382. The area of the city is 3.458 sq.miles. Find the population density
Density

02/14/17

#### the density of gold is 19.3 grams per cubic centimeter. what is the mass of a cube of gold that measures 1.2 cm on a side?

what is the equation

01/08/17

#### Geometry word problems

A square prism container with the base of 5 cm x 5 cm is partially filled with water. You drop a clip of metal with mass 525 g into the container, and the water level rises to centimeters. What is... more

01/08/17

#### Geometry word problem.

Chemist dean dalton is given a clump of metal and is told that it is sodium. He finds that the metal has mass 145.5 g. He places it into a non reactive liquid in a quake prism whose base measures... more
Density

11/07/16

#### Known substance #2 length 3cm width 2cm height 3cm mass 1.51 what equals density

What is the answer?
Density

11/03/16

#### An unknown material has a mass of 3.5 g and a volume of 5 cm3. What is the density of the material? Round to the nearest tenth.

Dont know how to find density
Density

11/03/16

#### An unknown material has a mass of 6.5 g and a volume of 9 cm3. What is the density of the material? Round to the nearest tenth.

Dont know how to find the density of an object
Density

11/03/16

#### An unknown material has a mass of 3.25 g and a volume of 4.25 cm3. What is the density of the material? Round to the nearest tenth.

im having trouble finding the density of the unknown material.
Density

10/05/16

#### Density question

The density of aluminum is 2.70 g/cm^3. A piece of aluminum that is 5.00 cm on each side has a mass of 5.60 g. How thick is this piece of foil?
Density Hay

09/29/16

#### Which would have a greater mass, 10cm3 of silver or 10 cm3 of gold

Hello how your doing
Density Measurement

06/05/16

#### Give the density in appropritate units

Give the density in appropriate units.The land area of a country is about 3.0million square? miles, and the population is about 300million people. What is the average population? density?The... more

05/05/16

#### Density problem

Sodium metal (atomic weight 22.99 g/mol) adopts a body-centered cubic structure with a density of 0.97 g/cm3.   If it didn't react so vigorously, sodium could float on water. Use the answer from... more

02/12/16

#### time period of oscillation & wavelength of disturbance

If the velocity of a disturbance in a steel rod is 2000 m/s & the frequency of vibration is 2000 Hz, find a) the time period of oscillation of each particle of the rod b) wavelength of the... more

01/19/16

#### What is the earth's average density?

An object's average density is defined as a ratio of its mass to its volume M/V. The earth's mass is 5.94*1024 kg, and its volume is 1.08*1012 km^3 .What is the earth's average density?
Density

01/05/16

#### Which would have a greater mass, 5 cm3 of silver or 5 cm3 of gold?

Silver Has A Density Of 10.5 g/cm3 And Gold Has A Density Of 19.3 g/cm3.

12/02/15

#### PROBABILITY DENSITY FUNCTIONS!! HELP WITH ONE PART!!!!

Assume that the machine yields the item selected 75 percent of the time, and returns nothing 25 percent of the time. Three individuals attempt to use the machine. Let X be defined as the number of... more
Density Maths

11/05/15

#### Density question (maths)

"Liquid A has a density of 0.7g/cm^3. Liquid B has a density of 1.6g/cm^3.   140 g of liquid A and 128g of liquid B are mixed to make liquid C.   What is the density of liquid C?"   I would... more

09/12/15

#### find thee density in g/cm^3 and g/ml of gasoline if 9.00 liters have a mass of 6120g

i was asked this in physical science

08/22/15

#### center mass of a rod

If you have a rod of length 5 with density p(x)=2+(x/5). What is the center of mass of the rod? a. ¯x=2.5 b. ¯x=2.667 c. ¯x=3.333 d. ¯x=2.165

06/24/15

#### How do you convert kg/m^3 to slug/ft^3? and kg/m^3 to lb/inch^3?

I was given this worksheet in class and my professor refuses to explain it to us. I need help!!    For the given sample: Wooden cube (rectangular). Measure its mass in grams = 171 grams. Find... more

06/18/15

#### Physics: multiple choice (Density and buoyancy)

In considering density and buoyancy, a helium balloon floats in air even as wood floats on water. A father was bringing home balloons for a party and had attached the balloons to the seat of a van... more

06/18/15

#### Physics: What is the density of the unknown liquid?

A 85.0 g bottle is filled half full with 1.00 L of water. It is filled the rest of the way will an unknown liquid. The total mass of this full bottle is 1.75 kg, what is the density of the unknown... more

06/18/15

#### Physics: How many 15.0 gram metal army men could you safely float on a piece of wood

A typical piece of wood has a density of 750 kg/m3. How many 15.0 gram metal army men (or Barbies - your preference) could you safely float on one such piece of wood having a mass of 1.25 kg, in a... more

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