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Reil [10]
3 years ago
7

What is the smallest particle representing water?

Chemistry
2 answers:
Alenkasestr [34]3 years ago
6 0

D. Oxygen Atom has to be the correct answer!

ivanzaharov [21]3 years ago
4 0


A.Hydrogen Atom has 2 atoms. Ex:H2O H2O means 2 Hydrogen atoms,        O means 1 oxygen atom.

B.Molecule  A Molecule is 2 Atoms.

C.Diatomic Oxygen   Diatomic Oxygen is a molecule,it has 2 atoms.

D.Oxygen Has 1 atom,H2O 2 Hydrogen 1 OXYGEN.

Therefor your answer is D.Oxygen Atom.
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How many moles of chlorine could be produced by decomposing 157g NaCl? 2NaCl --> 2Na+Cl2
ss7ja [257]
Here is the answer for your question which the mole of chlorine is 1.34

5 0
2 years ago
A possible mechanism for the reaction of chlorine gas and chloroform to produce carbon tetrachloride and hydrogen chloride is gi
Flauer [41]

Answer:

The intermediates in this reaction are Cl and CCl₃.

Explanation:

  • To indicate the intermediate in this reaction, we should firstly define the intermediate.
  • The intermediate is the species that produced within the steps of the reaction and consumed in the later step/s and does not appear in the overall reaction (<em>neither reactants nor products</em>).
  • The mechanism of the reaction contains 3 steps:
  1. Cl₂ ↔ 2Cl
  2. Cl + CHCl₃ → HCl + CCl₃
  3. Cl + CCl₃ → CCl₄
  • The overall reaction is: Cl₂ + CHCl₃ → HCl + CCl₄
  • So, the intermediates in this reaction are Cl and CCl₃.
  • Thus, 2 moles of Cl is produced in the first step and consumed in the second and third steps.
  • 1 mole of CCl₃ is produced in the second step and consumed in the third step.
7 0
4 years ago
A level chem naming isomers​
anyanavicka [17]

Answer:

Butan-1-ol or Butanol

2-methylpropan-2-ol

2-methylpropan-1-ol

Butan-2-ol

Explanation:

Data Give:

Three Isomers are given

names of These =?

Details:

Isomers:

Isomers are those chemical compounds that have same molecular formula but different structures.

In the given question the compound have same molecular formula that is C₄H₉OH but the structures are different.

So due to different structures they are named differently.

The 1st and last one are straight Chains and the other 2 are branched. all the structure have four carbon atoms, one OH group and 9 hydrogen atoms.

Names are given in attachment

butan-1-ol or Butanol

As it contain 4 carbon atoms an -OH group is attached at position 1.

________________

2-methylpropan-2-ol

In this -OH and -CH₃ is attached on carbon 2

_____________

2-methylpropan-1-ol

In this -CH₃ attached at position 2 and -OH is attached on Carbon 1.

______________

Butan-2-ol

In this 4 carbons are in straight chain and a -OH group is attached on position 2 of carbon

7 0
4 years ago
The rotten smell of a decaying animal carcass is partially due to a nitrogen-containing compound called putrescine. Elemental an
gtnhenbr [62]

Answer:C2H6N

Explanation:

Putrescine formula is C4H12N2

Assuming 100g sample is present

The percent changes to grams and it is converted to moles by dividing it with the atomic masses.

C= 54.50g/12 = 4.541moles

H = 13.73g/1 = 13.73moles

N= 31.77g/14 = 2.269moles

Divide through with the smallest moles value.

C= 4.541/2.269 = 2

H= 13.73/2.269=6

N= 2.269/2.269=1

Therefore the empirical formula is

C2H6N

8 0
4 years ago
Select all that apply to colloids.
Scilla [17]

Answer: All the points apply for colloids.

Explanation: This question can be answered only by looking at the properties of colloids:

  1. The particle size of these systems range from 1nm to 1mm.
  2. These are generally considered as heterogeneous mixtures but have some properties of homogeneous mixtures. There is some physical boundary present between solute and solvent.
  3. These solutions cannot be separated by ordinary filtration.
  4. Tyndall effect: This effect is generally seen in colloidal solutions or solutions having very fine suspension. This effect is basically the scattering of light by the particles. This effect can be seen in the sky when sunlight is scattered by clouds.
  5. These solutions have small particle size thus it cannot be seen from bare eyes, thus we need optical microscope.
  6. Cloud, Milk, Fog and Smoke are some of the examples of Colloidal solutions.

These properties enlisted above show that all the points given in the question are correct for colloidal solutions.


6 0
4 years ago
Read 2 more answers
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