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
MissTica
3 years ago
13

100 points!! Brainliest if correct!!

Chemistry
2 answers:
snow_tiger [21]3 years ago
6 0
Answer A: CO2

Reason: carbon dioxides formula is CO and the number next to it is the molecules
Leni [432]3 years ago
6 0

A molecule of carbon dioxide is made up of 1 atom of carbon and 2 atoms of oxygen. So it is represented by CO2.

For 2 carbon dioxide molecules, they are represented by 2CO2. So the answer is C.

You might be interested in
According to vsepr theory, a molecule with the general formula ax4e2 will have a _____ molecular shape. easynotes
Lena [83]
According  to Vsepr  theory, a molecule  with the general  formula ax4e2 will  have a square planar molecular  shape.The  molecule  of  this  geometry has  their atoms which are  positioned at the  corners  of the  square  on  the  same  plan about  a  central  atom.
7 0
3 years ago
What do the suffix in a polyatomic ion mean
zysi [14]

Answer: The suffixes of the names of polyatomic ions have a pattern associated with them. ... For example, the sulfite ion has three oxygen atoms whereas the sulfate ion has four oxygen atoms.

5 0
3 years ago
You weigh a 24K gold chain and find that it weighs 400 grams. Determine home many moles of gold atoms you have
makkiz [27]

Answer:

                     2.03 moles of Gold

Explanation:

                     Gold is one of the most precious metal metal used in many applications and mainly as a jewellery. In terms of purity it is categorized in Karats. 24 Karat is considered the purest Gold (i.e. 100 % Gold) while other Karats (14, 18, 22 e.t.c) are alloys with other metals and gyms.

Data Given:

                 Mass of Gold  =  400 g

                 A.Mass of Gold  =  196.97 g.mol⁻¹

Calculate Moles of Gold as,

                              Moles  =  Mass ÷ M.Mass

Putting values,

                              Moles  =  400 g ÷ 196.97 g.mol⁻¹

                              Moles  =  2.03 moles of Gold

4 0
3 years ago
Whetes the most of the mass of our solar system today
Simora [160]
Planets, black wholes gravity
3 0
3 years ago
The site of protein synthesis or production'
aleksandrvk [35]

Answer:

The Art of Protein Synthesis

In eukaryotic cells, transcription takes place in the nucleus. During transcription, DNA is used as a template to make a molecule of messenger RNA (mRNA). The molecule of mRNA then leaves the nucleus and goes to a ribosome in the cytoplasm, where translation occurs.

Explanation:

Plz mark brainliest thanks

7 0
3 years ago
Other questions:
  • I need help ASAP please
    15·1 answer
  • Which property of water causes it to cling to the sides of something
    11·1 answer
  • When a negatively charged object moves in the opposite direction of an eletric field the potential energy of the object....
    8·1 answer
  • Which statement correctly describes a scientific theory? A. It is accepted as true indefinitely. B. It is based on repeated inve
    12·1 answer
  • A flask contains 0.100 mol of liquid bromine, br2. determine the number of bromine molecules present in the flask.
    13·1 answer
  • Which of the following are properties of mechanical waves?
    7·1 answer
  • Identify two possible reasons for unemployment​
    5·2 answers
  • Hurry 20pts
    14·1 answer
  • What did the Curies demonstrate by studying pitchblende?
    9·2 answers
  • I would really appreciate someone could answer this question for mee! I will mark brainliest aswell. :)
    14·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!