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Aneli [31]
3 years ago
15

How many moles are in 48 molecules of H2O? What is the given amount?

Chemistry
2 answers:
Mkey [24]3 years ago
7 0

Answer:

1.635

Explanation:

xz_007 [3.2K]3 years ago
7 0
1.635 is the correct answer
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How long would it take a car traveling with a speed of 95 km/h to travel 250 km between Plainview and Cedar Crest?
antoniya [11.8K]
It's C. about 2.4 hours.
5 0
3 years ago
An acidic solution at 25°c will have a hydronium ion concentration ________ and a ph value ________.
lesantik [10]

The given question is incomplete. The complete question is:

An acidic solution at 25°C will have a hydronium ion concentration ________ and a pH value ________.

[H_3O^+] > 1\times 10^{-7} M, pH < 7.00

[H_3O^+] < 1\times 10^{-7}, pH < 7.00

[H_3O^+] < 1\times 10^{-7},, pH > 7.00

[H_3O^+] > 1\times 10^{-7},, pH > 7.00

Answer: [H_3O^+] > 1\times 10^{-7} M, pH < 7.00

Explanation:

pH or pOH is the measure of acidity or alkalinity of a solution.

pH is calculated by taking negative logarithm of hydrogen ion concentration.

Acids have pH ranging from 1 to 6.9, bases have pH ranging from 7.1 to 14 and neutral solutions have pH equal to 7.

pH=-\log [H_3O^+]

7=-log[H_3O^+]

[H_3O^+]=10^{-7}

As pH of acids is less than 7, the hydronium ion concentration is greater than

Thus the correct option is [H_3O^+] > 1\times 10^{-7} M, pH < 7.00

3 0
4 years ago
How to compare and contrast a solution of hydrogen chloriide gas in water and toluene?
Airida [17]
<span>The solute is the substance that is being dissolved while the solvent is the base that the solute is bring dissolved in. For example, in salt water, salt would be the solute that dissolves into the water, and the water is the solvent that the salt is being dissolved in.</span>
4 0
4 years ago
What is the name for this molecule? a skeletal model of an 8-carbon zig zag chain. there is a double bond between the first and
yKpoI14uk [10]

The name of the compound by using the <u>IUPAC nomenclature of organic compounds</u> is 1 -octene. The correct option is the last option - 1-octene.

<h3>Nomenclature of Organic compounds</h3>

From the question, we are to determine the name of the given molecule.

To name the compound, we will follow the IUPAC rules.

Some of IUPAC rules are

  • Find the longest continuous carbon chain. Determine the root name for this parent chain.
  • For Alkenes (organic compounds with double bond), number the chain of carbons that includes the C=C so that the C=C has the lower position number. Change “ane” to “ene” and assign a position number to the first carbon of the C=C.

The given compound has 8 carbons and a double bond. The root name of the compound is octane.

By <u>IUPAC rules</u>, the compound is an <u>Octene</u>.

Since the double bond is between carbon-1 and carbon-2. The compound becomes 1-octene.

Hence, the name of the compound by using the <u>IUPAC nomenclature of organic compounds</u> is 1 -octene. The correct option is the last option - 1-octene.

Learn more on Nomenclature of Organic compounds here: brainly.com/question/26754333

The diagram for the compound is attached below.

8 0
3 years ago
Answer plss really appreciate it
monitta
No. Only the state is changed.
6 0
3 years ago
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