Answer:
7
Explanation:
N-14 has 7
i looked it up ye ur probably gonna get it right
Answer:
physical
Explanation:
Mixtures can be separated through physical changes, including techniques such as chromatography, distillation, evaporation, and filtration.
Each element is made up of only one kind of atom.
Answer:
Point B
Explanation:
From 0 - 7 on the pH scale, substances are said to be acidic. At 7, the substance is said to be neutral. From 7 - 14, substances are basic.
Lime is a basic substance. Therefore, when it is added to the soil, one should expect that the soil becomes more basic. On the graph, this should be represented by the line increasing in pH. As such, the point at which lime was added was most likely Point B.
The little dipper is located in Ursa Minor you would also get a clue because... Minor and little
