QUESTION 16 Quartz, a naturally occuring crystalline mineral, is composed of silicon dioxide. How many grams of oxygen are contained in 30.6 grams of quartz? QUESTION 17 When magnesium is heated in air, it reacts with the oxygen gas to form magnesium oxide. If the mass of the magnesium solid increases by 0.179 g, what mass of magnesium metal should have reacted? 9.

QUESTION 16 Quartz, a naturally occuring crystalline mineral, is composed of silicon dioxide. How many grams of oxygen are contained in 30.6 grams of quartz? QUESTION 17 When magnesium is heated in air, it reacts with the oxygen gas to form magnesium oxide. If the mass of the magnesium solid increases by 0.179 g, what mass of magnesium metal should have reacted? 9.

Chemistry: Matter and Change

1st Edition

ISBN:9780078746376

Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Publisher:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Chapter10: The Mole

Section10.4: Empirical And Molecular Formulas

Problem 67SSC

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