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Which answer choice best describes a heterogeneous mixture? • Mixtures which have a non-uniform composition • A solution with different sized particles • Mixtures which have a uniform composition • A solution that exhibits the Tyndall effect Which scientist is responsible for the discovery of the electron from his cathode ray tube? • John Dalton • Ernest Rutherford • Dmitri Mendeleev J.J. Thomson Which sub level can hold up to six electrons? .S p .f .d

Which answer choice best describes a heterogeneous mixture? • Mixtures which have a non-uniform composition • A solution with different sized particles • Mixtures which have a uniform composition • A solution that exhibits the Tyndall effect Which scientist is responsible for the discovery of the electron from his cathode ray tube? • John Dalton • Ernest Rutherford • Dmitri Mendeleev J.J. Thomson Which sub level can hold up to six electrons? .S p .f .d

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Which answer choice best describes a heterogeneous mixture? • Mixtures which have a non-uniform composition . A solution with different sized particles • Mixtures which have a uniform composition • A solution that exhibits the Tyndall effect Which scientist is responsible for the discovery of the electron from his cathode ray tube? John Dalton . Ernest Rutherford . Dmitri Mendeleev • J.J. Thomson Which sub level can hold up to six electrons? p Calculate the value of AG given the following values: ΔΗ=-32.0 Κυ AS-25 kJ/K AT-293 K -4589 kJ • 7357 kJ 4589 kJ . -7357 kJ Match the formula with the correct acid name. H3B03 HCIO2 H2S Ethylene burns in oxygen to form carbon dioxide and water vapor in the following equation: C2H4 (g) + 302 2 CO2 (g) + 2 H2O(g) How many liters water are formed if 1.25 L of ethylene are consumed in this reaction? • 2.50 L • 1.50 L . 4.50 L . 3.50 L Which is the percent composition of bromine in the compound NaBr? • 77.7% .84.1% . 79.9% .81.6%
Transcribed Image Text:Which answer choice best describes a heterogeneous mixture? • Mixtures which have a non-uniform composition . A solution with different sized particles • Mixtures which have a uniform composition • A solution that exhibits the Tyndall effect Which scientist is responsible for the discovery of the electron from his cathode ray tube? John Dalton . Ernest Rutherford . Dmitri Mendeleev • J.J. Thomson Which sub level can hold up to six electrons? p Calculate the value of AG given the following values: ΔΗ=-32.0 Κυ AS-25 kJ/K AT-293 K -4589 kJ • 7357 kJ 4589 kJ . -7357 kJ Match the formula with the correct acid name. H3B03 HCIO2 H2S Ethylene burns in oxygen to form carbon dioxide and water vapor in the following equation: C2H4 (g) + 302 2 CO2 (g) + 2 H2O(g) How many liters water are formed if 1.25 L of ethylene are consumed in this reaction? • 2.50 L • 1.50 L . 4.50 L . 3.50 L Which is the percent composition of bromine in the compound NaBr? • 77.7% .84.1% . 79.9% .81.6%
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