Which of these properties is a chemical property? (1 point)
O magnetism
O melting point
O hardness
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O flammability
19 answers
O flammability is a chemical property.
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Which of the following properties is a chemical property?(1 point)
Responses
melting point
melting point
flammability
flammability
magnetism
magnetism
hardness
Responses
melting point
melting point
flammability
flammability
magnetism
magnetism
hardness
The property that is a chemical property is flammability.
Which of the following substances is a compound?(1 point)
Responses
water (H2
O)
water (H2O)
oxygen (O)
oxygen (O)
carbon (C)
carbon (C)
gold (Au)
Responses
water (H2
O)
water (H2O)
oxygen (O)
oxygen (O)
carbon (C)
carbon (C)
gold (Au)
The substance that is a compound is water (H2O).
Which of the following substances is an element?(1 point)
Responses
protein
protein
insulin
insulin
salt
salt
hydrogen
Responses
protein
protein
insulin
insulin
salt
salt
hydrogen
The substance that is an element is hydrogen.
Which of these properties is a chemical property?(1 point)
Responses
hardness
hardness
magnetism
magnetism
flammability
flammability
melting point
Responses
hardness
hardness
magnetism
magnetism
flammability
flammability
melting point
The property that is a chemical property is flammability.
The chemical formula for methane is CH 4
. What is the fixed ratio of carbon (C) to hydrogen (H)?(1 point)
Responses
4:5
4:5
1:1
1:1
1:4
1:4
1:5
. What is the fixed ratio of carbon (C) to hydrogen (H)?(1 point)
Responses
4:5
4:5
1:1
1:1
1:4
1:4
1:5
The fixed ratio of carbon (C) to hydrogen (H) in methane (CH4) is 1:4.
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are they right?!?!
I apologize for the confusion. The correct fixed ratio of carbon to hydrogen in methane (CH4) is 1:4. So, the correct response is 1:4.
wow all the answers were right for once good job bot
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