All of the above are present in the food we eat, the water we drink or the 'fresh air' we breathe at far greater levels than in cigarettes. For example, the permitted level of arsenic in food is equivalent to that in several thousand cigarettes. Vitamin D, like arsenic, is used as a rat poison!
Formaldehyde, ammonia and carbon monoxide are produced NATURALLY by the human body and the latter two are essential for the human body to function. Formaldehyde is also used as a food preservative, as is acetic acid (vinegar!).
The chemical composition remain unchanged.
i think is chemical composition its not chemical composition, it's how they were formed
The chemical composition of water remain unchanged.
A liquid is a compound or a mixture; the chemical composition is representative for this liquid.
A chemical change involve a change of composition.
Marijuana is a mixture not compound.
Marijuana is made up of hundreds or thousands of chemicals. The active ingredient is tetrahydrocannabinol. See the link below.
no! completely different chemical composition. different plant, marijuana is natural and used from the plant, opiates go through a systhesis from the plant
The chemical in marijuana that causes a high is called tetrahydrocannabinol (THC).
The mind altering chemical in marijuana is THC and stands for Tetrahydrocannabinol.
The chemical composition remain unchanged.
Marijuana is a plant, not a chemical substance and so does not have a chemical formula of it's own. The main chemical that makes it addictive is tetrahydrocannabinol, C21H30O2
Physical properties can be observed without changing the chemical composition of a substance. Chemical properties can only be observed by changing the chemical composition of the substance. In a physical change, the chemical composition of the substance does not change. In a chemical change, the chemical composition of the substance changes.
Yes, the composition of the rocks is as a result of the distinct chemical composition.
i think is chemical composition its not chemical composition, it's how they were formed
i think is chemical composition its not chemical composition, it's how they were formed
The chemical composition of water remain unchanged.