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Dennis_Churaev [7]
3 years ago
14

Which statement best explains the change in the matter before and after the change?

Chemistry
1 answer:
Luda [366]3 years ago
3 0

Answer: change

Explanation:

Change is change and sometimes it can be good and sometimes it can be bad.

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Lelu [443]

To determine the shapes of molecules, we must become acquainted with the Lewis electron dot structure. Although the Lewis theory does not determine the shapes of molecules, it is the first step in predicting shapes of molecules. The Lewis structure helps us identify the bond pairs and the lone pairs.

Please mark BRAINLIEST.

5 0
3 years ago
Help me pls I’m lost if you know it pls answer it thank you
Leokris [45]

Answer:

Thats all i can think of Hope this helped

Explanation:

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8 0
3 years ago
How many moles of chlorine gas and 120°C and 33.3 ATM would occupy a vessel of 12 L?
Mashutka [201]
<h3>Answer:</h3>

12.387 moles

<h3>Explanation:</h3>

We are given;

Temperature of chlorine, T = 120°C

But, K = °C + 273.15

Therefore, T = 393.15 K

Pressure, P = 33.3 Atm

Volume, V = 12 L

We are required to calculate the number of moles of chlorine gas,

To find the number of moles we are going to use the ideal gas equation;

PV = nRT

R is the ideal gas constant, 0.082057 L.atm/mol.K

Therefore, rearranging the formula;

n = PV÷RT

Hence;

n = (33.3 atm × 12 L) ÷ (0.082057 × 393.15 K)

  = 12.387 moles

Therefore, the number of moles of chlorine are 12.387 moles

8 0
3 years ago
Which shows an isomer of the molecule below?
AnnyKZ [126]

Answer: C

Explanation:

Don’t trust the other person it’s not A

8 0
3 years ago
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Which of the following is always equal to the number of protons in an atom 1pc
valentinak56 [21]

Answer:

\huge\mathfrak\purple{answer..} \\  \\ \huge\mathfrak\green{atomic \: number} \\  \\ \huge\mathfrak\red{hope \: it \: helps...}

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3 years ago
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