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Review I Constants I Periodic Table Part A As early as 400 B.C., Greek philosophers proposed that matter was made up of particles. During the 1800s, John Dalton linked the idea of atoms with Which of the following reactions is possible according to Dalton's atomic theory? • View Available Hint(s) the chemical identity of an element. His atomic theory of matter involved the following postulates. O N2→02 1. Each element is composed of extremely small particles called atoms. O N2 + 02→2NO 2. All atoms of a given element are identical to one another in mass and O CO2→NO2 other properties, but the atoms of one element are different from the atoms O H2O¬H2S of other elements. 3. Atoms of an element are not changed into atoms of a different element by chemical reactions; atoms are neither created nor destroyed in chemical reactions. Part B 4. Compounds are formed when atoms of more than one element combine; a given compound always has the same relative number and kind of The law of conservation of mass states that mass is neither created nor destroyed during a chemical reaction. This can be gleaned from the third postulate in Dalton's series. atoms. Scientists later discovered isotopes, which showed that the second postulate was not entirely true, and nuclear reactions, which showed that the third Magnesium oxide decomposes into magnesium and oxygen. If 4.03 g of magnesium oxide decomposes to form 2.43 g of magnesium, what mass of oxygen gas is also released in the reaction? postulate was not true. Express your answer with the appropriate units. • View Available Hint(s) HA ? Value Units

Review I Constants I Periodic Table Part A As early as 400 B.C., Greek philosophers proposed that matter was made up of particles. During the 1800s, John Dalton linked the idea of atoms with Which of the following reactions is possible according to Dalton's atomic theory? • View Available Hint(s) the chemical identity of an element. His atomic theory of matter involved the following postulates. O N2→02 1. Each element is composed of extremely small particles called atoms. O N2 + 02→2NO 2. All atoms of a given element are identical to one another in mass and O CO2→NO2 other properties, but the atoms of one element are different from the atoms O H2O¬H2S of other elements. 3. Atoms of an element are not changed into atoms of a different element by chemical reactions; atoms are neither created nor destroyed in chemical reactions. Part B 4. Compounds are formed when atoms of more than one element combine; a given compound always has the same relative number and kind of The law of conservation of mass states that mass is neither created nor destroyed during a chemical reaction. This can be gleaned from the third postulate in Dalton's series. atoms. Scientists later discovered isotopes, which showed that the second postulate was not entirely true, and nuclear reactions, which showed that the third Magnesium oxide decomposes into magnesium and oxygen. If 4.03 g of magnesium oxide decomposes to form 2.43 g of magnesium, what mass of oxygen gas is also released in the reaction? postulate was not true. Express your answer with the appropriate units. • View Available Hint(s) HA ? Value Units

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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Please answer 8 Part A and B

Part A Review I Constants I Periodic Table As early as 400 B.C., Greek philosophers proposed that matter was made up of particles. During the 1800s, John Dalton linked the idea of atoms with the chemical identity of an element. His atomic theory of matter involved the following postulates. Which of the following reactions is possible according to Dalton's atomic theory? • View Available Hint(s) N2→02 1. Each element is composed of extremely small particles called N2 + 02-2NO atoms. 2. All atoms of a given element are identical to one another in mass and CO2→NO2 other properties, but the atoms of one element are different from the atoms O H20→H2S of other elements. 3. Atoms of an element are not changed into atoms of a different element by chemical reactions; atoms are neither created nor destroyed in chemical reactions. Part B 4. Compounds are formed when atoms of more than one element combine; a given compound always has the same relative number and kind of The law of conservation of mass states that mass is neither created nor destroyed during a chemical reaction. This can be gleaned from the third postulate in Dalton's series. atoms. Scientists later discovered isotopes, which showed that the second postulate was not entirely true, and nuclear reactions, which showed postulate was not true. Magnesium oxide decomposes into magnesium and oxygen. If 4.03 g of magnesium oxide decomposes to form 2.43 g of magnesium, what mass of oxygen gas is also released in the reaction? the third Express your answer with the appropriate units. • View Available Hint(s) HẢ Value Units
Transcribed Image Text:Part A Review I Constants I Periodic Table As early as 400 B.C., Greek philosophers proposed that matter was made up of particles. During the 1800s, John Dalton linked the idea of atoms with the chemical identity of an element. His atomic theory of matter involved the following postulates. Which of the following reactions is possible according to Dalton's atomic theory? • View Available Hint(s) N2→02 1. Each element is composed of extremely small particles called N2 + 02-2NO atoms. 2. All atoms of a given element are identical to one another in mass and CO2→NO2 other properties, but the atoms of one element are different from the atoms O H20→H2S of other elements. 3. Atoms of an element are not changed into atoms of a different element by chemical reactions; atoms are neither created nor destroyed in chemical reactions. Part B 4. Compounds are formed when atoms of more than one element combine; a given compound always has the same relative number and kind of The law of conservation of mass states that mass is neither created nor destroyed during a chemical reaction. This can be gleaned from the third postulate in Dalton's series. atoms. Scientists later discovered isotopes, which showed that the second postulate was not entirely true, and nuclear reactions, which showed postulate was not true. Magnesium oxide decomposes into magnesium and oxygen. If 4.03 g of magnesium oxide decomposes to form 2.43 g of magnesium, what mass of oxygen gas is also released in the reaction? the third Express your answer with the appropriate units. • View Available Hint(s) HẢ Value Units
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