Chemistry
Chemistry
10th Edition
ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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Mole Concept
Mole concept is a method to determine the amount of any substance that consists of some elemental particles using a grouping unit called ‘mole’. The mole concept enables one to handle the large amount of small elementary particles. The mole concept can b…
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3.5819x103- G.022x123 0.59s8 mal ND Pb Au 57410 onsg 75 Ir Pt Re Ta Weer Ocp wan muntan t them n ar me 100 Donotuse Romantt 1.704mol02 44.015 +3.40mt0U6.022x102aters) Hs Db Sg Yb =1704mal CO2 Ho Imol CO2 Dy Gd 02 No PApr %3D Sm = 3.40mol0 Pm Pr Nd Ce Bk 1402 2.05 Mg=24.30X-24.30 IS CI = 35.45x 2 = 10.9 cr= 0: 16.00 x6 96.00 Module 1 Homework 191.2 Unit Conversions: 1. Calculate the number of oxygen atoms in 19 grams of magnesium chlorate. 199 MaCIOs)2x Imol 1912 MGI MOCTOD 0% 0.5958 mol0 C0.0993 Imol ima 2. What is the mass in grams of 6.8x10 molecules of ammonidm? 3. Which contains fewer molecules: 97 grams of O2 or 52 grams of C2? 4. A sample of acetic acid has 4.22x1024 molecules. How many grams of hydrogen are present? atoms of oxygen are present?
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Transcribed Image Text:3.5819x103- G.022x123 0.59s8 mal ND Pb Au 57410 onsg 75 Ir Pt Re Ta Weer Ocp wan muntan t them n ar me 100 Donotuse Romantt 1.704mol02 44.015 +3.40mt0U6.022x102aters) Hs Db Sg Yb =1704mal CO2 Ho Imol CO2 Dy Gd 02 No PApr %3D Sm = 3.40mol0 Pm Pr Nd Ce Bk 1402 2.05 Mg=24.30X-24.30 IS CI = 35.45x 2 = 10.9 cr= 0: 16.00 x6 96.00 Module 1 Homework 191.2 Unit Conversions: 1. Calculate the number of oxygen atoms in 19 grams of magnesium chlorate. 199 MaCIOs)2x Imol 1912 MGI MOCTOD 0% 0.5958 mol0 C0.0993 Imol ima 2. What is the mass in grams of 6.8x10 molecules of ammonidm? 3. Which contains fewer molecules: 97 grams of O2 or 52 grams of C2? 4. A sample of acetic acid has 4.22x1024 molecules. How many grams of hydrogen are present? atoms of oxygen are present?
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