The alphabet is a mixture. THE WORD "ALPHABET": The word is from the Latin alphabetum, which came from the Greek alphabetos, a mixture of the names of the Greek letters alpha (Α, α) and beta (Β β). These were the first two letters of the Phoenician alphabet, meaning ox and house. THE ALPHABET: The alphabet contains various input from various cultures and previous writing systems; such would qualify an alphabet as a mixture. CONCLUSION: The alphabet, in all respects, is a mixture.
Mixture
The alphabet soup is a heterogeneous mixture.
An element - substance - NOT a mixture.
a mixture is not a substance
Mixture
a mixture is not a substance
No, it is a mixture; rarely a drug is a pure substance.
sperm is a substance. Semen is a mixture.
a mixture
pure substance?
Ice cream is a mixture.
Pure substance.