Which discovery did scientists make when they arranged elements in order of increasing atomic mass?

1 answer:

3 0

The correct option is A.
When scientists arranged elements in order of increasing atomic mass, they discovered that some properties of these elements are repeated in a regular manner and this discovery was used to form the periodic table. For instance, you will notice that all the elements arranged in each group have similar chemical properties<span />

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What is the function of the mitochondria within a cell?

REY [17]

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3 years ago

On a floor, there are several 1-4 mm elongated drops leading away from a body lying in a pool of blood. On the forward wall ther

faltersainse [42]

The victim was hit in the head with a blunt object. Thus, the correct option is B.

<h3>Who is called a victim?</h3>

A victim is someone who has been harmed physically or emotionally, has had property damaged, or has lost money as a result of a crime.

On the forward wall there is a zigzag pattern and on the walls to the right side, there is a linear pattern of droplets parallel to the floor at about the victim's height. No other marks are found on the other walls. so it might the person hitted by the blunt object so he layed down in and blood marks found in zigzag pattern.