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Diano4ka-milaya [45]
3 years ago
8

How many molecules of H2O are there in 1.0 g of H20

Chemistry
1 answer:
Brums [2.3K]3 years ago
6 0
There are 3.34E22 molecules
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I promise its easy points
Pepsi [2]

Answer:

The  theory for the origin and evolution of the universe is the Big Bang model, which states that the universe began as an incredibly hot, dense point roughly 13.7 billion years ago.

7 0
2 years ago
Sketch the structure of the nitrogen containing product that is formed when ethalymine reacts with water.
Igoryamba

Answer:

Here's what I get  

Explanation:

Ethylamine has an N atom with a lone pair of electrons.

It can act as a Brønsted-Lowry base and accept a proton from water and become an ethylammonium ion.

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2 years ago
Write the following numbers in standard notation, maintaining the same number of significant figures.
Alexxandr [17]

Answer:

6.104x10^2=610.4

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Explanation:

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3 years ago
Why do atoms get smaller as you move across a period
sweet [91]
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6 0
2 years ago
Given the equation representing a reversible reaction:
tester [92]

Answer:

- Acetic acid (CH₃COOH) and hydronium ion (H₃O⁺)

Explanation:

Hello,

In this case, based on the acid-base theory which states that acids are known as H⁺ donors, if we consider the direct reaction:

CH_3COOH(aq) + H_2O \rightarrow CH_3COO^-(aq) + H_3O^+(aq)

It is clear that the acetic acid is the first H⁺ donor as it losses one H⁺ to turn into the acetate ion. Moreover, if we consider the inverse reaction:

CH_3COO^-(aq) + H_3O^+(aq)\rightarrow CH_3COOH(aq) + H_2O

It is also clear that the hydronium ion is the second H⁺ donor as it losses one H⁺ to turn into water.

Best regards.

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2 years ago
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