The example of a chemical change from the options provided is baking bread. This process involves chemical reactions that change the ingredients into new substances, whereas the other options (ice melting, salt dissolving, and crushing a can) are physical changes.
Which of the following is an example of a chemical change?(2 points)
Responses
ice melting into water
ice melting into water
salt dissolving in water
salt dissolving in water
baking bread
baking bread
crushing a can
3 answers
A mixture of different chemicals to create medicine
A mixture of different chemicals to create medicine is typically done through a process called pharmaceutical formulation. This involves combining various active ingredients, excipients, and sometimes solvents to create a medication that is effective, safe, and stable for use.
Here are some key points related to this process:
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Active Ingredients: These are the chemicals that provide the therapeutic effect. They can be derived from natural sources or synthesized in a lab.
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Excipients: These are inert substances that serve as the vehicle or medium for the active ingredients. They can help with stability, absorption, and delivery of the drug.
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Formulation: The combination of active ingredients and excipients is carefully designed to ensure that the medicine delivers the desired therapeutic effect while maintaining safety and efficacy.
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Chemical Changes: In the formulation of medicines, chemical reactions may occur when mixing certain compounds, potentially leading to the formation of new substances.
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Quality Control: The mixture undergoes rigorous testing to ensure it meets safety and efficacy standards before it can be approved for use.
If you meant to ask something specific about the process or components involved in creating medicine, feel free to elaborate!