27 A brick has a mass of 4.0 kg and the Earth has a mass of 6.0 x 10~' g. Use this information to answer the questions below. Be sure your answers have the correct nu What is the mass of 1 mole of bricks? Ox10 Round your answer to 2 significant digits. How many moles of bricks have a mass equal to the mass of the Earth?

Introductory Chemistry For Today
8th Edition
ISBN:9781285644561
Author:Seager
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Chapter1: Matter, Measurements, And Calculations
Section: Chapter Questions
Problem 1.12E
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O STOICHIOMETRY
Using the Avogadro Number
A brick has a mass of 4.0 kg and the Earth has a mass of 6.0 x 10' g.
Use this information to answer the questions below. Be sure your answers have the correct number of significant digits.
What is the mass of 1 mole of bricks?
Round your answer to 2 significant digits.
How many moles of bricks have a mass equal to the mass
of the Earth?
Round your answer to 2 significant digits.
Exnlanation
Check
Transcribed Image Text:O STOICHIOMETRY Using the Avogadro Number A brick has a mass of 4.0 kg and the Earth has a mass of 6.0 x 10' g. Use this information to answer the questions below. Be sure your answers have the correct number of significant digits. What is the mass of 1 mole of bricks? Round your answer to 2 significant digits. How many moles of bricks have a mass equal to the mass of the Earth? Round your answer to 2 significant digits. Exnlanation Check
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