Which of these properties is a chemical property? (1 point)
O magnetism
O melting point
O hardness
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O flammability
The fixed ratio of carbon (C) to hydrogen (H) in methane (CH4) is 1:4.
O flammability is a chemical property.
The property that is a chemical property is flammability.
The substance that is a compound is water (H2O).
The substance that is an element is hydrogen.
The property that is a chemical property is flammability.
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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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Which of the following properties is a chemical property?(1 point)
Responses
melting point
melting point
flammability
flammability
magnetism
magnetism
hardness
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)
Which of the following substances is an element?(1 point)
Responses
protein
protein
insulin
insulin
salt
salt
hydrogen
Which of these properties is a chemical property?(1 point)
Responses
hardness
hardness
magnetism
magnetism
flammability
flammability
melting point
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