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NikAS [45]
3 years ago
13

A heterogeneous mixture always contains

Chemistry
1 answer:
Thepotemich [5.8K]3 years ago
5 0

Answer:

two or more substances that are visibly distinguishable.

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The atomic mass is greater than the atomic number.

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Symbol for protons, neutrons, electrons in chemistry.
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This is the symbols for protons, neutrons, and electrons

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Your lab partner named this compound 3-methyl-4-n-propylhexane, but that is not correct.
loris [4]

<u>Answer:</u> The correct IUPAC name of the alkane is 4-ethyl-3-methylheptane

<u>Explanation:</u>

The IUPAC nomenclature of alkanes are given as follows:

  • Select the longest possible carbon chain.
  • For the number of carbon atom, we add prefix as 'meth' for 1, 'eth' for 2, 'prop' for 3, 'but' for 4, 'pent' for 5, 'hex' for 6, 'sept' for 7, 'oct' for 8, 'nona' for 9 and 'deca' for 10.
  • A suffix '-ane' is added at the end of the name.
  • If two of more similar alkyl groups are present, then the words 'di', 'tri' 'tetra' and so on are used to specify the number of times these alkyl groups appear in the chain.

We are given:

An alkane having chemical name as 3-methyl-4-n-propylhexane. This will not be the correct name of the alkane because the longest possible carbon chain has 7 Carbon atoms, not 6 carbon atoms

The image of the given alkane is shown in the image below.

Hence, the correct IUPAC name of the alkane is 4-ethyl-3-methylheptane

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3 years ago
What is the most important scientific process
kotykmax [81]

Answer:

atoms bonding

Explanation:

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4 years ago
Consider the reaction below. 2H2 + O2 mc015-1.jpg 2H2O How many moles of water are produced from 13.35 mol of oxygen?
Leokris [45]

Answer: 26.7 moles

Explanation: 2H_2+O_2\rightarrow 2H_2O

As can be seen from the balanced chemical equation 2 moles of hydrogen combine with 1 mole of oxygen to give two moles of water.

1 mole of oxygen give = 2 moles of water.

Thus 13.35 moles of oxygen give=\frac{2}{1}\times 13.35=26.7moles of water.

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3 years ago
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