aubriannabald aubriannabald

01-09-2016
Chemistry

contestada

an aluminum engine bock has a volume of 4.77 L and a mass of 12.88 kg. What is the density of the aluminum in grams per cubic centimeter?

Respuesta :

Willchemistry Willchemistry

01-09-2016

12.88 kg in g :

1 kg --------- 1000 g
12.88 kg ---- ?

12.88 x 1000 / 1 => 12880 g

4.77 L in cm³ :

1 L ---------- 1000 cm³
4.77 L ------ ?

4.77 x 1000 / 1 => 4770 cm³

Therefore:

D = m / V

D =12880 / 4770

D = 2.70 g/cm³

Answer Link

Otras preguntas

Where did most of the chemical elements that make up our bodies come from? a. vanished star b. The big bang c. other planets d. The sun

The first delegates to the party nominating conventions for presidential election are selected in the ____ caucuses in January

Contrast the opposing viewpoints regarding affirmative action programs. Critics view affirmative action as a form of reverse discrimination that punishes peop

50 POINTS?? in image is choices and image

what is the lymphatic system

How to find the gradient and where the line crosses the y axis

Suppose z varies directly with y and directly with the cube of x. If z=216 when x=2 and y=9 , what is z when x=7 and y=5 ?

how to summarize a text

I need help with the explanation of A and B

For blacks, integration is a source of insecurity as they adjust to “unfamiliar language and customs of an integrated life.” Discuss and provide evidences to su