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Conservation of Mass
Page 4
Questions (216)
The law of conservation of mass applies during all physical and chemical changes. According to this law, during a chemical
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A student combines two liquids in a beaker. She observes that the mass of the combined liquid is less than the mass of the two
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31 views
A scientist burns a newspaper completely to ash. How does the newspaper's initial mass compare to the total mass of the ashes
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A scientist burns a newspaper completely to ash. How does the newspaper’s initial mass compare to the total mass of the ashes
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a student combines two liquids in a beaker. she observers that the mass of the combined liquids is less than the mass of two
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a scientist burns a newspaper completely to ash how does the newspapers initial mass compare to the total mass of the ashe and
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the laws of conservations of mass applies during all physical and chemical changes. according to this law during a chemical
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A scientist burns a newspaper completely to ash. How does the newspaper's initial mass compare to the total mass of the ashes
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8 views
The law of conservation of mass applies during all physical and chemical changes. According to this law, during a chemical
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The law of conservation of mass applies during all physical and chemical changes. According to this law, during a chemical
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39 views
A scientist burns a newspaper completely to ash. How does the newspaper’s initial mass compare to the total mass of the ashes
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14 views
Which statement is true regarding a chemical reaction?(1 point) Responses Even if the total number of atoms changes, mass may
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NIGAS
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Conservation in Chemical Reactions Quick Check 3 of 43 of 4 Items Question Use the equation and the table to answer the
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NIGAS
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Which statement is true regarding a chemical reaction? Responses Even if the total number of atoms changes, mass may not be
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Which statement is true regarding a chemical reaction?
Even if the total number of atoms does not change, mass may not be
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shhh
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Conservation in Chemical Reactions Quick Check
3 of 43 of 4 Items Question Use the equation and the table to answer the question.
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Conservation in Chemical Reactions Quick Check
3 of 43 of 4 Items Question Use the equation and the table to answer the question.
1 answer
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46 views
A scientist discovers a stack of newspapers is burned completely to ash in his laboratory. How does the resulting mass relate to
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dee
10 views
A scientist discovers a stack of newspapers is burned completely to ash in his laboratory. How does the resulting mass relate to
1 answer
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68 views
Which is most likely to occur during a chemical reaction?
A. The original substance maintains its properties. B. Atoms of the
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A scientist discovers a stack of newspapers is burned completely to ash in his laboratory. How does the resulting mass relate to
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18 views
A scientist discovers a stack of newspapers is burned completely to ash in his laboratory. How does the resulting mass relate to
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no!!!!
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the law of conservation of mass applies during all physical and chemical changes. according to this law, during a chemical
1 answer
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11 views
A scientist discovers a stack of newspapers is burned completely to ash in his laboratory. How does the resulting mass relate to
1 answer
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20 views
Sasha does an experiment that involves burning an 8 gram strip of magnesium metal in an open flame. After the experiment Sasha
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ANSWER CORRECTLY
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A scientist discovers a stack of newspapers is burned completely to ash in his laboratory. How does the resulting mass relate to
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50 views
The law of conservation of mass applies during all physical and chemical changes. According to this law, during a chemical
1 answer
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14 views
A scientist discovers a stack of newspapers is burned completely to ash in his laboratory. How does the resulting mass relate to
1 answer
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11 views
A scientist discovers a stack of newspapers is burned completely to ash in his laboratory. How does the resulting mass relate to
1 answer
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@~@
45 views
Why must there be the same number of atoms on the reactant side as on the product side in the law of conservation
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9 views
A scientist discovers a stack of newspapers is burned completely to ash in his laboratory how does the resulting mass relate to
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23 views
A student combines two liquids in a beaker. She observes that the mass of the combined liquid is less than the mass of the two
1 answer
asked anonymously
15 views
A scientist discovers a stack of newspapers is burned completely to ash in his laboratory. How does the resulting mass relate to
1 answer
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13 views
Which procedure could be used to demonstrate that matter is conserved during a chemical change or reaction?
A. Find the mass of a
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6 views
A student combines two liquids in a beaker. She observes them that the mass of the combine liquid is less than the mass of the
1 answer
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14 views
A law that states, "matter cannot be created or destroyed in a chemical reaction."
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Mass is conserved in all chemical reactions. This means that matter is neither created nor destroyed in a chemical reaction. For
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According to the law of conservation of mass, how many grams of water will be produced in the above reaction? If you are unsure
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Which statement below is TRUE concerning the way chemist can observe the law of conservation of mass? a The law of conservation
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39 views
A scientist discovers a stack of newspapers is burned completely to ash in his laboratory. How does the resulting mass relate to
1 answer
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25 views
Why are open systems inappropriate for studying the conservation of mass?(1 point) Responses The sample may become contaminated.
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hatemaths
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A student claims that the reaction of hydrogen and oxygen to form hydrogen peroxide is evidence supporting the claim that mass
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hatemaths
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Question 6 (2 points)
Use the equation above and the law of conservation of mass to answer the following question. If 4 grams of
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Why are open systems inappropriate for studying the conservation of mass?(1 point)
Responses Heat can escape from or enter the
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the
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A student claims that the reaction of hydrogen and oxygen to form hydrogen peroxide is evidence supporting the claim that mass
1 answer
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the
44 views
A student records the masses of two reactants (baking soda and vinegar), and then mixes them. The reactants bubble and foam,
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the
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Can the law of conservation of mass be applied when cooking? In one to two sentences, explain why or why not
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the
18 views
Why are open systems inappropriate for studying the conservation of mass?
A. the sample may become contaminated B. heat can
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27 views
iron combines with oxygen to produce rust according to the following reaction.
4Fe + 3O^2 -> rust based on the law of
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A student combines two liquids in a beaker. She observes that the mass of the combined liquid is less than the mass of the two
1 answer
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17 views
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Parent Categories (12)
Cellular respiration
Changes
Chemical Equations
Chemical Reactions
Chemistry
Laws and Equations
Laws and Principles
Matter
Physical Changes
Physics
Stoichiometry
Thermodynamics