The answer is ; 6cm
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Please give Brainliest!
This is because of the diagram below:
D
The motion of an object in a circle at a constant speed.
Answer: C. unknown element he predicted would have properties similar to those of aluminum.
Explanation: Mendeleev arranged the elements in order of increasing atomic masses. He left spaces for the elements that were predicted to exist, but were not discovered.
One space was left below Aluminum where an element of mass 70 was predicted to exist with properties similar to Aluminum. It was referred to as eka-Aluminum.
Later it was named as gallium.
Answer:
a-
50°C whn converted into K - 323 K