Ale7tysnayklabrina Ale7tysnayklabrina

18-05-2016
Chemistry

contestada

how many milliliters of 1.50 m hno3 contain enough nitric acid to dissolve an old copper penny with a mass of 3.94 g?

Respuesta :

Willchemistry Willchemistry

23-05-2016

Molar mass HNO₃ = 63.0 g/mol

number of moles = 3.94 / 63.0 => 0.0625 moles

Volume = moles / molarity

V = 0.0625 / 1.50

V = 0.04166 L x 1000 = 41.66 mL

hope this helps!

Answer Link

Otras preguntas

Select the correct conjugation of the verb cerrar. Nosotros __________ el restaurante a las once de la noche. Select one: a. cerramos b. cierran c. cierro d. ce

if you wanted to study climate change which fossil would be most useful a fossil of an organism that is ____ A) small, hard, abundant, resistant to temperature

Which characteristic of the sun is MOST responsible for keeping the planets in orbit?

27 POINTS!! Use the following table of a school bus during morning pickups to calculate its average speed between 0 h and 2.34 h. please show work :)

A system equation shown below: x + y = 3 2x - y = 6 The x-coordinate of the solution to the system of equation is _____. Numerical answer !!

The Rodriquez family drove 115 miles on 5 gallons of gasoline. Which equation can be used to find how far they can travel on a full 18 gallon tank of gasoline?

Select the correct conjugation of the verb cerrar. Nosotros __________ el restaurante a las once de la noche. Select one: a. cerramos b. cierran c. cierro d. ce

Create a paraphrase of the following sentence from “The Cold Equations:” She belonged in that world of soft winds and warm suns, music and moonlight and graciou

Which tool should always be used to get the projectile started down the barrel of the gun?

Nancy is a 4-month-old infant who utters repeated vowel sounds such as "aah and ooh." until 6 months of age, her speech consists almost exclusively of vowels. n