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White sand is made of silica (silicon dioxide, or SiO2), which has a density of 2.20 g/cm³. How many silicon a

White sand is made of silica (silicon dioxide, or SiO2), which has a density of 2.20 g/cm³. How many silicon a

Introductory Chemistry: An Active Learning Approach
Introductory Chemistry: An Active Learning Approach
6th Edition
ISBN:9781305079250
Author:Mark S. Cracolice, Ed Peters
Publisher:Mark S. Cracolice, Ed Peters
Chapter3: Measurement And Chemical Calculations
Section: Chapter Questions
Problem 62E: An empty beaker has a mass of 94.33 grams. After some chemical has been added, the mass is 101.209...
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4/3 pie * (0.0576/2)^3
=0.00010061
=1.00
=1.00x2.20/60.02
=0.036654449*60.09
=2.202565811
=2.2E-18 ?

is this even right? i've been struggling with this problem for hours. 

 

White sand is made of silica (silicon dioxide, or SiO,), which has a density of 2.20 g/cm³. How many silicon ato are in a spherical grain of sand 0.576 mm in diameter?
Transcribed Image Text:White sand is made of silica (silicon dioxide, or SiO,), which has a density of 2.20 g/cm³. How many silicon ato are in a spherical grain of sand 0.576 mm in diameter?
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