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gtnhenbr [62]
3 years ago
11

Determine the relative formula mass of dihydrogen monoxide using the periodic table below.

Chemistry
1 answer:
Agata [3.3K]3 years ago
8 0

The relative atomic mass of dihydrogen monoxide is 18g/mol

  • Dihydrogen monoxide is a molecule containing two atoms of hydrogen and one atom of oxygen i.e. H2O. It is widely regarded as WATER

  • To calculate the relative atomic mass of dihydrogen monoxide (H2O), we make use of the atomic mass of each element.

According to the periodic table:

Where; H = 1g/mol and O = 16g/mol

H2O = 1(2) + 16

= 2 + 16

= 18g/mol

Learn more at: brainly.com/question/17275626

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4 years ago
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The edge of the card measures 2.5 inches, what is it in cm?
Citrus2011 [14]

Answer:

6.35 centimeters

Explanation:

<em>2.5 inches</em> = <em>6.35 centimeters</em>

Formula:

  • <em>multiply </em><em>the value in </em><em>inche</em><em>s by the </em><em>conversion</em><em> factor '</em><em>2.54'.</em>

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4 0
2 years ago
How many Cl atoms are in Zn(ClO3)2?<br> O A. 2<br> O B. 1<br> O c. 3<br> O D. 6
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3 0
3 years ago
Federico has two samples of pure water—sample X and sample Y. Sample X has a volume of 1 L, and sample Y has a volume of 10 L. H
Lostsunrise [7]

Answer:

The boiling point of sample X and sample Y are exactly the same.

Explanation:

The difference between sample X and sample Y is that they occupy different volumes. However, they both contain pure water. Remember that pure water has uniform composition irrespective of its volume.

Volume does not affect the boiling point as long as the volume is small enough not to give rise to significant pressure changes in the liquid.

The boiling point of a liquid is the temperature at which the pressure exerted by the surroundings upon a liquid is equaled by the pressure exerted by the vapour of the liquid; under this condition, addition of heat results in the transformation of the liquid into its vapour without raising the temperature.

It can be clearly seen from the above that the volume of a solution of pure water does not affect its boiling point hence sample X and sample Y will have the same boiling point.

8 0
4 years ago
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Snowcat [4.5K]

Answer:

Answer is Option A

Explanation:

it's the correct answer

5 0
3 years ago
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