heyyy222 heyyy222

21-06-2020
Chemistry

contestada

If a penny (with the this volume .39 cm^3) was made out of pure copper, what should its mass be?

Respuesta :

sqdancefan sqdancefan

21-06-2020

Answer:

3.49 g

Explanation:

The mass is the product of volume and density:

(8.96 g/cm³)(0.39 cm³) ≈ 3.49 g

The mass of a pure-copper penny would be 3.49 g.

Answer Link

Otras preguntas

Of what thing is this pic? Explain.

Settlements was founded by george washington.

Plz help don't understand fast

One positive integer is 3 less than twice another. the sum of their squares is 117 . find the integers

Is it true that cornwallis's troops won a decisive victory for the british at yorktown

⦁ Suppose that the number of bacteria in a dish increases by 50% every four hours. There are 64 bacteria initially. Write a function that describes the number

Mark can make 42 birdays cakes in 7 days how many birthday cakes can mark make in 5 days?

1. Blood type in humans is controlled by ____ alleles with an additional Rh factor that determines _________ . one; color two; positive or negative charge three

What was one way world war 1 affected the political situation in europe??

Benzaldehyde, C6H5CHO, has a normal boiling point of 179.0 ∘C and a critical point at 422 ∘C and 45.9 atm. Estimate its vapor pressure at 139.0 ∘C.