87 Answered Questions for the topic Density

#### find gravitational force

A planet has ? the density of earth but 2x the radius. find the surface gravitational force on this planet. (Hint: Earth’s is 10N/Kg)

Density Chemistry

02/03/15

#### Dencity? Is the log oak or pine?

It displaces 2.7 gallons of water and weighs 19.8lb. (Density of oak=0.9g/cm^3; density of pine =0.4g/cm^3.

Density Word Problem

01/29/15

#### Silver has a density of 10.5 grams/cm^3 and gold has a density of 19.3 grams/cm^3. Which would have a greater mass, 5cm^3 of silver or 5cm^3 of gold

Density Word Problem Help.

Density

01/29/15

#### Density Word Problem Help

Silver has a density of 10.5 grams/cm3 and gold has a density of 19.3 grams/cm3. Which would have the greater mass, 5cm3 of silver or 5cm3 of gold?

#### Find the slope of the string

A certain string has a linear mass density of 0.25 kg/m and is stretched with a tension of 25 N. One end is given a sinusoidal motion with frequency 5 Hz and amplitude 0.01m. At time t=0, the end...
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#### And here's the flask

A flask has a mass of 54.12 g when empty and 180.27 g when filled with water. the density at 22.1°C is 0.997747 g/ml. when the same flask is filled with an unknown liquid, the total mass of the...
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#### What happens to the change carrier density

If the current carried by a conductor is doubled what happens to
a)the charge carrier density
b)the current density
c)the electron drift velocity
d)the average time interval between...
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10/26/14

#### What must be the length and the diameter of this wire?

Suppose you wish to fabricate a uniform wire from a mass m of a metal with density Pm and resistivity p. If the wire is to have a resistance of R and all the metal is to be used, what must...
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10/02/14

#### How does contamination of water in a volumetric pipet affect density when calculating the density of an unknown substance?

Before getting to my question, I will state some background information that isn’t necessarily relevant to my question.In our chemistry lab, we initially calibrated how much water we delivered on...
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09/16/14

#### Calculate the electric field inside and outside the sphere.

A sphere of radius a carries a volume charge density rho = rho-sub-zero(r/a)**2 for r < a. Calculate the electric field inside and outside the sphere. (N.B.: rho-subscript-zero is a constant...
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Density

08/26/14

#### At a cost of $350/oz, how much would u pay for a solid cubic foot of gold.

At a cost of $350/oz, how much would you have to pay for a solid cubic foot of gold. Density of gold is19.3 g/mL

Density

05/31/14

#### find density of mass 500g mass is perfect 2cm cube also it is gold show work please

A mass is 500g It is a perfect 2cm cube I need the density and is it gold? Show work please

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