A pure substance that cannot be broken down into simpler substances by physical or chemical means is known as a(n) ______.

1 answer:

7 0

The answer should be an element.

Theres over 100 elements in the world, each consisting only one kind of atoms. Examples include oxygen, helium, hydrogen and so much more. Some are found free, such as gold or silver, but some are chemically combined to other elements when found. Elements cannot be broken down even by chemical methods such as electrolysis or heat.

When elements chemically combines together, they're known as compounds. They have very different properties too.

You might be interested in

4-634*43)4024<br> Answer now pls

marta [7]

Answer:

banana bread is the best

Explanation:

it is true

4 0

3 years ago

What controls traits and inheritance?

Advocard [28]

The Mother and Father each give half of the chromosomes to the offspring, which will decide traits and inheritance.

Hope this helps!

3 0

3 years ago

A key point in Darwin’s explanation of evolution is that Group of answer choices1. the biological structures most likely inherit

zaharov [31]

3. any trait that confers even a small increase in the probability that its possessor will survive and reproduce will be strongly favored and will spread through the population.

Explanation:

Natural selection is a nonrandom process by which biological traits become more or less common in a population as a function of the differential reproduction of their bearers of differences in the rate of survival.
Natural selection can act on any heritable phenotypic trait and operate among any entities that reproduce, show inheritance of their characteristics from one generation to the next, and vary in fitness.
Natural selection is the machine that drives evolution. It also explains adaptation.

8 0

4 years ago

What does the the pigs wearing green ribbons represent in animal farm?

Rama09 [41]

Pigs started wearing green ribbons on their tails on Sundays it was for the rejection of animalism.

8 0

3 years ago

Read 2 more answers

when examining cells in the lab, you notice that a particular tissue sample has 45% of the cells in the mitotic phase, how do yo

Shalnov [3]

This means that the tissues are most likely from the bone marrow or the epithelium in animals or meristem tissue in plants. These tissues are constantly renewing themselves hence most cells are in mitosis stage. Tissues that are less likely to have such a high number of cells in the mitotic state are bone, connective, and nerve tissues.

7 0

3 years ago