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Chemicals are substances composed of atoms or molecules that have distinct properties and structures. They can be found in various forms, including solids, liquids, and gases, and are involved in numerous chemical reactions that transform them into different substances. Chemicals play a critical role in everyday life, from the food we eat to the products we use, and they can be both beneficial and harmful depending on their nature and concentration. Understanding chemicals is essential for fields such as chemistry, Biology, environmental science, and medicine.
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This is a mixture of chemicals in a cell?
Yes, it is true.
Chemicals can alter the composition of a substance and aid in weathering it.?
true
When two chemicals are mixed and the breaker gets warm it usually indicates that a chemical reaction has taken true or false?
true
Amphibians are very sensitive to changes in their environment because their moist skins can absorb chemicals from pond water true or false?
True. Amphibians have permeable skin that can absorb chemicals, so they are very sensitive to changes in their environment, particularly water quality. This makes them susceptible to pollutants and changes in their habitat.
What is organic chemical?
By convention chemical compounds containing carbon are considered organic chemicals; but this definition is not entirely true.
This is a mixture of chemicals in a cell?
Yes, it is true.
Is this statement true or false Saliva contains chemicals that help kill pathogens?
true
Where do the chemicals from landfills go?
Yes it is very true
The acidopore on a crazy ant is used to excrete chemicals for defense and attack. True or False?
true
Chemicals can alter the composition of a substance and aid in weathering it.?
true
True or false are all CFCs synthetic chemicals?
True. CFCs (chlorofluorocarbons) are synthetic chemicals that are created through industrial processes. They are commonly used as refrigerants, solvents, and propellants.
Is it true chewing tobacco has more cancer causing chemicals than a cigarettes?
yes,sadly,it is true
What is true of the work of chemists?
There are many things that are true about chemists. Chemists are scientists trained to study chemicals.
Wh about secondhand smoke is true?
There are 4,000 chemicals in secondhand smoke.
Chemicals and materials used in technical designs should be safe.?
true
( true or false ) All chemicals in the lab are to be considereddangerous?
All chemicals in the lab are to be considered dangerous. ... Laboratory work can be started immediately upon entering the laboratory even if the instructor is not yet present.
Why it is incorrect to assume that all chemicals are potentially dangerous or hazardous?
It is incorrect to assume that all chemicals are potentially dangerous or hazardous because that is not true.
