I believe the answer is D. The milky way is a spiral galaxy, You can tell just by looking at it.
Answer:
A. Chemical change
Explanation:
When vinegar and baking soda are first mixed together, hydrogen ions in the vinegar react with the sodium and bicarbonate ions in the baking soda. The result of this initial reaction is two new chemicals: carbonic acid and sodium acetate.
Explanation:
Submultiples Multiples
Value SI symbol Name
10−1 s ds decasecond
10−2 s cs hectosecond
10−3 s ms kilosecond
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