katherinehelly25 katherinehelly25
  • 02-12-2020
  • Engineering
contestada

HELP!!!
What is the mass of a cylinder of lead that is 2.50 cm in diameter, and 5.50 cm long. The density of lead is 11.4 g/cm3. Volume = h r2 (Show your work)

Respuesta :

ackahedem582
ackahedem582 ackahedem582
  • 02-12-2020

Density of cylinder = 11.4g/cm3

Volume of cylinder = h r2

but height (h) = 5.50cm

radius(r) = d/2 = 2.50/2 = 1.25cm

Hence Volume = 5.50 × (1.25)2

= 8.6cm3

Density = Mass/Volume

Hence Mass of the cylinder =

Density × Volume

Mass = 11.4 × 8.6 = 94.04g.

Answer Link

Otras preguntas

Veins carry blood ________ the heart. a. Away from b. Towards c. Neither of the above d. All of the above
If you need a routine health checkup what facility is most cost effective
What is the answer to 532.4 × 100
A motorist traveled 311 miles on 12 gallons of gas. To the nearest tenth, how many miles can the motorist travel on one gallon of gas?
Which type of doctor specializes in teeth and jaw alignment?
PLEASE HELP FAST! List three cultural traits. Give an example for each.
Write a real world problem that results in an answer 0.58.
How does Judaism differ from other religious groups?
Write 81.42 as a mixed number
The cross products of a proportion are never equal. True or false?