1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Kazeer [188]
3 years ago
15

Which elements make up 95 percent (by weight) of the human body?

Chemistry
1 answer:
Alex17521 [72]3 years ago
3 0
Oxygen,carbon,hydrogen,and nitrogen- together make up 95 percent of the mass of the human body.
Hope this helps.
You might be interested in
PLEASE HELP!!!!!!!
Basile [38]

Answer:

2nd option

Explanation:

5 0
3 years ago
Is CO2 a covalent or ionic bond? will give brainliest for the correct answer​
NeX [460]

Answer:

covalent bond

Explanation:

a covalent bond happens between two nonmetals

a ionic bond happens between a metal and a non metal

CO2 is a bond between carbon and oxygen

carbon and oxygen are both non metals therefore CO2 is a covalent bond

4 0
2 years ago
Read 2 more answers
Calculate the percent dissociation of trimethylacetic acid in a aqueous solution of the stuff. You may find some useful data in
LuckyWell [14K]

Answer:

percentage dissociation of trimethylacetic acid in a 0.57M  aqueous solution = 0.40%

Explanation:

check attachment below for more information o the answer.

3 0
3 years ago
When the highest occupied energy level of an atom is completely full of electrons, the atom is _____________________________?
scoundrel [369]
The answer is a valence electron
4 0
3 years ago
2. Name each of the following ionic compounds A. K2O B. Cacl2. C. Mg3N2 D. NaCIO E. KNO3​
Ludmilka [50]
A. Potassium oxide
B. Calcium chloride
C. Magnesium nitride
D. Sodium hypochlorite
E. Potassium nitrate
3 0
3 years ago
Other questions:
  • Which best describes a reaction in a state of equilibrium?
    7·1 answer
  • The state of matter of a material depends on its what?
    13·2 answers
  • explain how chemists can state with certainty that no one will discover an element between sulfur and chlorine?
    15·1 answer
  • 2) A wooden block has a volume of 176 cm3 and a density of 18.2 g/ cm3. What is the mass?
    6·1 answer
  • What is the major role of the nuclear regulatory commission
    10·1 answer
  • All scientists try to base their conclusions on _____.
    5·2 answers
  • Which statement about subatomic particles is true?
    15·1 answer
  • I need y’all’s help please
    7·1 answer
  • In a physical change, the _____ does not change.
    11·1 answer
  • Calculate the molality of a 5.51 M ethanol (C2H5OH) solution whose density is 0.9349 g/mL
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!