3 years ago

These four ELEMENTS were found in early earth and they make up all living things.

Chemistry

2 answers:

Bogdan [553]3 years ago

7 0

Its is A. true ($:!:!:!:!::!/!!2!2$2$2$:$!:!.!.!.!.!:!!..!!:!:!:!:!:!:!!:!:!:!:!)))

VladimirAG [237]3 years ago

6 0

Answer: True

Air is a mixture of many things; it's not just Oxygen, but Hydrogen, Carbon, and Nitrogen as well are made up of air. Fun fact: Nitrogen is actually more abundant in air

You might be interested in

Solution A has a concentration of 3 M. If solution B is 5 times more concentrated than A what is it’s concentration?

raketka [301]

The answer is 15 M!!

5 0

3 years ago

How are mass and volumes alike?

AlladinOne [14]

Kind of this is probably wrong Mass weight of solid, volume weight of liquid?

3 0

3 years ago

What are the products of this chemical equation? HCl(aq) + NaOH(aq) →

rusak2 [61]

I believe it is NaCl(aq) + H2O

5 0

3 years ago

Read 2 more answers

Carbon has a neutral overall charge, an atomic mass of about 12 and an atomic number of 6. How many electrons does carbon have?

Artist 52 [7]

For the atom to be neutral, it must have the same number of electrons and protons. The aromic number indicates the number of protons. Since Carbon has 6 protons, it would have to have 6 electrons for it to be neutral

4 0

3 years ago

Read 2 more answers

According to Bohr atomic model

nata0808 [166]

Answer:

A small positively charged nucleus surrounded by revolving negatively charged electrons in fixed orbits

7 0

3 years ago