# chemistry

Polycarbonate plastic has a density of 12 g/cm3. A photo frame is contructed feom two 3 I n sheets of polycarbonate. Each sheet measures 28 cm by 22 cm. What is the mass of the photo frame

1. ๐ 0
2. ๐ 0
3. ๐ 62
1. What 3 l n sheets? Is that the thickness.If that is 3" (inch) thickness, convert to cm (2.54 cm to the inch).

volume = length x width x thickness
Then mass = volume x density. Substitute and solve for mass.

1. ๐ 0
2. ๐ 0
posted by DrBob222

## Similar Questions

1. ### chemistry

can someone explain to me how to answer this: Polycarbonate plastic has a density of 1.2 g/c3. A photo frame is constructed from two 3.0 mm sheets of polycarbonate. Each sheet measures 28 cm by 22cm.What is the mass of the photo

asked by S on October 7, 2007
2. ### chemestry

polycarbonate has a density of 1.2 g/cm3. a photo frame is constructed from two 3.00mm of polycarbonate.Each sheet measures 28 cm by 22cm. what is the mass of the photo frame?

asked by andrea on May 18, 2013
3. ### chemistry

The density of a certain type of plastic is 0.89 g/cm3. If a sheet of this plastic is 10.0 m long, 1.0 m wide, and 1.0 cm thick, what is its mass?

asked by tas on February 10, 2017
4. ### mathu

a rectangular photo frame is 28 inches tall and has an area of 280 square inches how many wide is the photo frame

asked by Anonymous on January 21, 2016
5. ### math

The area of a frame is equal to 120in^2.it surrounds a 4in x 6in photo.the frame is of uniform width.how wide is the frame ?

asked by shonye on February 13, 2013
6. ### Dobson

a)The element with the greatest density is osmium, which has a density of 22.6g/cm3. Calculate the mass of 32.1 cm3 of osmium. b)A team of students determined the density of a sample of wood to be 0.52 g/cm3. A handbook of

asked by Anonymous on March 26, 2010
7. ### Science

What is the density of a book whose mass is 1,800 g and whose volume is 300 cm3? *My Answer*You want to identify the numbers first, density = mass รท volume. Which would give you, 1800g รท 300 cmยณ = 6 g/cmยณ. *Cant Figure Out

asked by Jess on September 29, 2017
8. ### Math/Chem - Very EASY

What volume of lead (of density 11.3 g/cm3) has the same mass as 304 cm3 of a piece of redwood (of density 0.38 g/cm3?(Answer in units of cm3. Okay, so this is like testing us over the basics, but I really can't get the answer! I

asked by ND on February 10, 2011
9. ### math

i want to use 30 centimeters of wood to frame a rectangular photo what is the greatest area for the photo could have

asked by Anonymous on March 24, 2011
10. ### Chemistry;HELP

Use the 5-step method and be sure to include units where appropriate. Round your answers to the correct number of significant digits. Mass m Density = -------------- or D = ------ Volume v Adjust the density formula and solve the

asked by Victoria on January 16, 2013

More Similar Questions