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Varvara68 [4.7K]
2 years ago
14

Which two chemists organized elements based on properties

Chemistry
1 answer:
UNO [17]2 years ago
3 0

Answer: Dmitri Mendeleev and Henry Moseley

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Calculate the final molarity of HCl the resulting solution when 5.56 mL of 4.108 M HCl is added to 4.44 mL of water.
puteri [66]

The final molarity of HCl is 2.284 M

We'll begin by listing what was given from the question. This is shown below:

Initial volume (V₁) = 5.56 mL

Initial Molarity (M₁) = 4.108 M

Final volume (V₂) = 5.56 + 4.44 = 10 mL

<h3>Final Molarity (M₂) =? </h3>

The final molarity of the HCl solution can be obtained by using the dilution formula as illustrated below:

<h3>M₁V₁ = M₂V₂</h3>

4.108 × 5.56 = M₂ × 10

22.84048 = M₂ × 10

Divide both side by 10

M₂ = 22.84048 / 10

<h3>M₂ = 2.284 M</h3>

Therefore, final molarity of the HCl solution is 2.284 M.

Learn more: brainly.com/question/6103588

5 0
2 years ago
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Varvara68 [4.7K]

Answer:

dolo HAHAHAAHAHHAHAHAHA

6 0
2 years ago
Step 3: Measure the Reaction Rate at 40°C
Anit [1.1K]

Answer: Temperature of the water is 40

Reaction time: 26.3

Explanation: literally just press the tongs in the workslide!

8 0
3 years ago
Why do ionic compounds conduct electricity when dissolved in water?
kirill [66]
Conductive when liquid - ions are charged particles, but ionic compounds can only conduct electricity if their ions are free to move. So ionic compounds do not conduct electricity when they are solid, but they do conduct electricity when they are dissolved in water or when they are melted.
4 0
2 years ago
How does a catalyst increase the rate of a reaction?
sukhopar [10]

Answer:

It increases the reaction rate by lowering the activation energy  for a reaction.

Please see the picture below in order to easier to understand.

Explanation:

However, note that there are positive and negative catalyst. The question above is just about the positive catalyst.

..

Hope this answer can help you.

6 0
2 years ago
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