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
DanielleElmas [232]
4 years ago
13

How many molecules are in 9.95 moles of Co2?

Chemistry
1 answer:
AlekseyPX4 years ago
5 0

by applying the equation :

n = N/L

where

n = mol

N = number of molecules

L = avagardro constant

therefore :

N = n × L

= 9.95mol × 6.022 ×10²³ mol-¹

= 59.9189

(this has no units)

You might be interested in
The acid from burning coal is rained back down onto the plant surface and reacts with limestone?
ycow [4]

Answer:

Yes, it erodes the limestone

6 0
3 years ago
What is the total number of sp2-hybridized carbon atoms present in the fluorophore used in the experiments
Mandarinka [93]

Answer:

9

Explanation:

The structure of fluorophore used in the experiments has been drawn in the attachment. And from the drawing counting we can say that there are 9 sp2-hybridized carbon atoms present. Fiuorophores are a fluorescent chemical compound that can re-emit light upon light excitation. Normally used to produce absorbance and emission spectra.

3 0
4 years ago
Does the mass of the sealed jar and its contents change upon the vaporization of the liquid?
Norma-Jean [14]

The answer is No. That is the mass of the sealed jar and its contents does not change upon the vaporization of the liquid, as according to the “law of conservation of mass” , the mass remain conserved when no matter is escape, the mass will remain constant and here also as the jar is sealed, no matter is escaped thus no mass change will be there.

4 0
4 years ago
The natural abundance of 3he is 0.000137 %. how many protons, neutrons, and electrons are in an atom of 3he?
jok3333 [9.3K]
2 protons+, 1 neutron, and 2electrons-
3 0
4 years ago
1. Classify the following matter as a pure substance or a mixture.<br> Potassium
dlinn [17]

Pure substance, basically, it’s on the periodic table.

4 0
3 years ago
Other questions:
  • Which is the correct chemical formula for silicon dioxide?
    12·1 answer
  • a new weight-loss fad claims that you can reduce your mass simply by traveling to the Moon where gravity is weaker. why is this
    8·1 answer
  • When the methyl ester of hexanoic acid is hydrolyzed in aqueous sodium hydroxide in the presence of heat, a homogeneous solution
    6·1 answer
  • Describe the two methods of active transport
    14·2 answers
  • How many molecules of KCl is produced from 2.50g of K
    5·1 answer
  • Which answer below correctly identifies the type of change and the explanation for the boiling of water?
    12·2 answers
  • What happens to the conductivity of water when a base is dissolved in it.
    11·1 answer
  • A bottle has a capacity of 1.2 liters. If the density of ether is 0.74 g/mL, what mass of ether can the bottle hold?
    6·1 answer
  • What does litmus do when it is put into sodium hydroxide?<br> PLEASE ANSWER ME FAST PLEASE
    12·1 answer
  • __________ is a set of _____ or combination of __________ alleles responsible for an _________ of a trait.
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!