Number
The atomic number is the number of protons in one atom of an element.
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Answer:
1.8g/cm³
Explanation:
Density is defined as the ratio of the mass of a substance and the space this subtance occupies. It is usually given in g/cm³.
The mass of the block is 30g.
The volume this mass occupies is 1.5cm × 4.8cm × 2.3cm = 16.56cm³.
The density is:
30g / 16.56cm³ =
<h3>1.8g/cm³</h3>
Answer:
An Extraneous root
Explanation:
A(n) Extraneous root is a root that is introduced into an equation in the process of solving the equation but does not satisfy the conditions of the original equation.
its is important because without cells we wouldn't know about reproduction and they are different types of cells such as plant cells egg cells sperm cells ect without them we wouldn't know about how we are born
