Milk turns sour. Is this a chemical or physical change?
Jeremiah AdamsChemical, as chemicals are change resulting in the formation of new substances.
In reality, when milk goes sour, bacteria are using the lactose sugars in the milk as fuel, producing lactic acid as a byproduct. This is a chemical process because lactic acid is one of the new substances that are created.
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Owen AmbroseSour milk is a result of a chemical reaction.
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When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
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