Single displacement and combustion reactions are ALWAYS redox.
Minerals physical characteristics are hardness,luster,the way it’s solid and chemical would be the way the color changes and it’s density
NH₂-CH₂-COOH + HNH-CH₂-COOH → NH₂-CH₂-CO-NH-CH₂-COOH + H₂O
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Answer:
atoms are little things things thinbs timmy amrfiv
Explanation: