The average atomic mass represents the weighted average of the
masses of the isotopes of the element.
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Term1/18
Calculate the number of atoms of O contained in 16.0 pounds of O
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Definition1/18
16.0 lbs = 7,257 g of O2
Oxygen exists in the gas form as 02
7,257g O2 * 1 mol O2/ 32 g * 2 mol O / 1 mol O2 * 6.022x10^23
atoms/mol
= 2.73E26 atoms of O
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Term1/18
How is stoichiometry used
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Definition1/18
Stoichiometry is used to find the molar ratios between the
reactants of a chemical reaction.
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Term1/18
What can the shape of a molecule affect
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Definition1/18
The molecule's function and chemical and physical properties
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Term1/18
How do atoms show both unity and diversity
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Definition1/18
There are relatively few atoms, but they make many
molecules.
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Term1/18
What happens to the anode in an electrochemical cell
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Definition1/18
it loses mass
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Term1/18
What happens at the cathode in an electrolytic cell
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Definition1/18
Reduction occurs at the cathode in an electrolytic cell.
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Term1/18
What kind of cell has a negative cell voltage
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Definition1/18
An electrolytic cell
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Term1/18
What needs to be considered in balancing redox reactions
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Definition1/18
Both atoms and charge
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Term1/18
Which of the following best describes a galvanic cell
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Definition1/18
A battery containing a spontaneous redox reaction
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Term1/18
What is the oxidation state of Cl in HClO3
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Definition1/18
+5. In oxyacids, oxygen has an oxidation state of -2 and hydrogen an oxidation state of +1. Therefore, the single chlorine atom must have an oxidation state of +5 for the total oxidation states to add to zero. +5. In oxyacids, oxygen has an oxidation state of -2 and hydrogen an oxidation state of +1
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Term1/18
Which is the least likely to be reduced
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Definition1/18
Mg2+
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Term1/18
What does a positive cell voltage mean
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Definition1/18
The reaction is spontaneous.
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Term1/18
What is the oxidizing agent in the reaction Fe AgNO3 FeNO33 Ag
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Definition1/18
AgNO3 #APEX
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Term1/18
What would be the percent yield of the reaction be if the theoretical yield is 11.22 g but the actual yield was 8.67 g
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Definition1/18
In this case the yield is 77,27 %.
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Term1/18
Is not a concern regarding the use of corn as a biofuel
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Definition1/18
The color of corn is different than the color of gasoline or coal
APEX
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Term1/18
Which is the most likely to be reduced
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Definition1/18
something about "native" should be ur answer..apex
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Cards in this guide (18)
What is the basic unit of chemistry
The atom
What does the average atomic mass represent
The average atomic mass represents the weighted average of the
masses of the isotopes of the element.
Calculate the number of atoms of O contained in 16.0 pounds of O
16.0 lbs = 7,257 g of O2
Oxygen exists in the gas form as 02
7,257g O2 * 1 mol O2/ 32 g * 2 mol O / 1 mol O2 * 6.022x10^23
atoms/mol
= 2.73E26 atoms of O
How is stoichiometry used
Stoichiometry is used to find the molar ratios between the
reactants of a chemical reaction.
What can the shape of a molecule affect
The molecule's function and chemical and physical properties
How do atoms show both unity and diversity
There are relatively few atoms, but they make many
molecules.
What happens to the anode in an electrochemical cell
it loses mass
What happens at the cathode in an electrolytic cell
Reduction occurs at the cathode in an electrolytic cell.
What kind of cell has a negative cell voltage
An electrolytic cell
What needs to be considered in balancing redox reactions
Both atoms and charge
Which of the following best describes a galvanic cell
A battery containing a spontaneous redox reaction
What is the oxidation state of Cl in HClO3
+5. In oxyacids, oxygen has an oxidation state of -2 and hydrogen an oxidation state of +1. Therefore, the single chlorine atom must have an oxidation state of +5 for the total oxidation states to add to zero. +5. In oxyacids, oxygen has an oxidation state of -2 and hydrogen an oxidation state of +1
Which is the least likely to be reduced
Mg2+
What does a positive cell voltage mean
The reaction is spontaneous.
What is the oxidizing agent in the reaction Fe AgNO3 FeNO33 Ag
AgNO3 #APEX
What would be the percent yield of the reaction be if the theoretical yield is 11.22 g but the actual yield was 8.67 g
In this case the yield is 77,27 %.
Is not a concern regarding the use of corn as a biofuel
The color of corn is different than the color of gasoline or coal
APEX
Which is the most likely to be reduced
something about "native" should be ur answer..apex