rafaelpatino7 rafaelpatino7

04-07-2020
Chemistry

contestada

What is the mass of a sample of copper that contains 4.78 x 1023 atoms?

Respuesta :

ZetaFox ZetaFox

04-07-2020

Answer:

50.45679

Explanation:

mass of 1 mole(6.02 x 10^23atoms) of copper: 63.546g

so,

63.546g x 4.78 x 10^23 / 6.02 x 10^23 = 50.45679g (you could round this to the nearest decimal if u wish so)

Answer Link

Otras preguntas

White settlers and their governments had several ideas about how to solve the conflict with the Indians. Which of the following was not one of their solutions?

whats the answer to 7x10¹=7x10=

Natalie saved $20 when she purchased a new phone.The phone originally cost $125.What percent savings did Natalie receive on the purchase of the new phone

Seven less than twice a number equals 19

Identify the property shown. (7 • p) • 2k = 7 • (p • 2k) a. distributive b. associative c. commutative d. transitive help please

What is the difference between flat, static, dynamic, and round characters?

2-3/4x=1/8x+9 with the work shown

A persn uses 750 kcal on a long hike. Calculate the energy used in both units: a. joules b. kilojoules

if Robert buys a candy bar for 78 cents, how much change does he get back from a one-dollar bill?*

Harold wound 5 meters of string around a spool. How many centimeters of string were on the spool? a. 0.05 cm b. 0.50 cm c. 50 cm d. 500 cm