A strong acid is a number between 0-6 on the pH scale and Bases are between 8-14 on the pH scale the difference is how much hydroxide each one has like coca-cola (acid) and backing soda (base)
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Your question: The __________ Mountains are Africa's longest mountain chain and are located in the northwestern part of the continent.
Your answer: The Atlas Mountains are Africa's longest mountain chain and are located in the northwestern part of the continent.
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