<em>7</em>
<em>Scientists use pH to describe how acidic a substance is on a scale of 0 to 14. By definition, a substance is alkaline if it has a pH of over 7.</em>
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Answer:
wind
Explanation:
hope this helps
5.85 x 10⁻² mol Au
Divide the atoms of gold with Avogadro's number to find the solution.
A, C, E
1. MG
2. N
3. F
4. NA
5. O
6. K
Answer: Europe
Explanation: it’s in germany
