Calculate the number of grams in the following in 1.77 moles of nitrogen dioxide, NO2. Must Show work with units and correct number of significant digits. Round atomic weight off periodic table to two decimal places.

Introductory Chemistry: A Foundation
9th Edition
ISBN:9781337399425
Author:Steven S. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Donald J. DeCoste
Chapter8: Chemical Composition
Section: Chapter Questions
Problem 21ALQ: True or false? The atom with the largest subscript in a formula is the atom with the largest percent...
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8. Calculate the number of grams in the following in 1.77 moles of nitrogen dioxide, NO2. Must Show work with units
and correct number of significant digits. Round atomic weight off periodic table to two decimal places.
9. Calculate the number of grams in the following 0.84 mole of 2-propanol, C3H30, rubbing alcohol. Must Show work
with units and correct number of significant digits. Round atomic weight off periodic table to two decimal places.
10. Calculate the number of moles in 4.9 x 10³ grams of vitamin C (C6HgO6). Must Show work with units and correct
number of significant digits. Round atomic weight off periodic table to two decimal places.
11. Calculate the number of moles of sodium ions in 6.56 moles of Na,S. Must Show work with units and correct
number of significant digits. Round atomic weight off periodic table to two decimal places.
12. Calculate the number of molecules in 8.320 moles of Mg3(PO4)2, Must Show work with units and correct number of
significant digits. Round atomic weight off periodic table to two decimal places.
13. Calculate the number of molecules in 43.0 g Ca(CH3COO)2. Must Show work with units and correct number of
significant digits. Round atomic weight off periodic table to two decimal places.
Transcribed Image Text:8. Calculate the number of grams in the following in 1.77 moles of nitrogen dioxide, NO2. Must Show work with units and correct number of significant digits. Round atomic weight off periodic table to two decimal places. 9. Calculate the number of grams in the following 0.84 mole of 2-propanol, C3H30, rubbing alcohol. Must Show work with units and correct number of significant digits. Round atomic weight off periodic table to two decimal places. 10. Calculate the number of moles in 4.9 x 10³ grams of vitamin C (C6HgO6). Must Show work with units and correct number of significant digits. Round atomic weight off periodic table to two decimal places. 11. Calculate the number of moles of sodium ions in 6.56 moles of Na,S. Must Show work with units and correct number of significant digits. Round atomic weight off periodic table to two decimal places. 12. Calculate the number of molecules in 8.320 moles of Mg3(PO4)2, Must Show work with units and correct number of significant digits. Round atomic weight off periodic table to two decimal places. 13. Calculate the number of molecules in 43.0 g Ca(CH3COO)2. Must Show work with units and correct number of significant digits. Round atomic weight off periodic table to two decimal places.
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