Answer:
2.89 g/cm^3
Explanation:
Since density equals mass over volume (or also seen as
), simply divide 66.5 grams by 23.0 cm. This will output an answer of 2.89 g/cm^3.
Answer:
because no chemical change is happening
Explanation:
Answer:
The first ionization energy for K is less than Ca because Ca has a larger effective nuclear charge.
c)distance between two of the numbered lines
Explanation:
On a meter stick, a centimeter is usually the distance between two of the numbered lines. A meter stick is a device for measuring the length of an object.
- A hundred centimeters makes up a meter and this is the number of divisions on a meter stick.
- Each distance between numbered vertical lines is a centimeter apart.
- On a meter stick that is 1m long, there are 100cm.
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