Matter is made up atoms, but in a real chemistry lab, we measure substances in grams. Therefore you need to be able to convert from grams to numbers of atoms, and vice versa. Quartz, which contains one silicon atom and two oxygen atoms per formula unit, is the second-most-common mineral on Earth after feldspar. It is used as a gemstone, as well as in pressure gauges, oscillators, resonators, wave stabilizers, heat- ray lamps, and prismastic lenses, and in the manufacture of glass, paints, abrasives, and precision instruments such as watches. Part A What is the chemical formula for quartz? Express your answer as a chemical formula. • View Available Hint(s) formula for quartz = OA chemical reaction does not occur for this question.

Fundamentals Of Analytical Chemistry
9th Edition
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Chapter7: Statistical Data Treatment And Evaluation
Section: Chapter Questions
Problem 7.15QAP
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Please answer 16 Part A and B

nevie WI
abie
Matter is made up atoms, but in a real chemistry
lab, we measure substances in grams. Therefore
you need to be able to convert from grams to
numbers of atoms, and vice versa.
Quartz, which contains one silicon atom and two oxygen atoms per formula unit, is the second-most-common mineral on
Earth after feldspar. It is used as a gemstone, as well as in pressure gauges, oscillators, resonators, wave stabilizers, heat-
ray lamps, and prismastic lenses, and in the manufacture of glass, paints, abrasives, and precision instruments such as
watches.
Part A
What is the chemical formula for quartz?
Express your answer as a chemical formula.
View Available Hint(s)
ΑΣφ
?
formula for quartz :
OA chemical reaction does not occur for this question.
Transcribed Image Text:nevie WI abie Matter is made up atoms, but in a real chemistry lab, we measure substances in grams. Therefore you need to be able to convert from grams to numbers of atoms, and vice versa. Quartz, which contains one silicon atom and two oxygen atoms per formula unit, is the second-most-common mineral on Earth after feldspar. It is used as a gemstone, as well as in pressure gauges, oscillators, resonators, wave stabilizers, heat- ray lamps, and prismastic lenses, and in the manufacture of glass, paints, abrasives, and precision instruments such as watches. Part A What is the chemical formula for quartz? Express your answer as a chemical formula. View Available Hint(s) ΑΣφ ? formula for quartz : OA chemical reaction does not occur for this question.
Part B
How many oxygen atoms are in 2.70 g of quartz?
• View Available Hint(s)
number of O atoms =
Transcribed Image Text:Part B How many oxygen atoms are in 2.70 g of quartz? • View Available Hint(s) number of O atoms =
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