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trasher [3.6K]
3 years ago
13

Question 2 (1 point)

Chemistry
1 answer:
elixir [45]3 years ago
6 0

2NaOH + CuBr2 => 2NaBr + Cu (OH)2

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Depending on how much bleach you use, the type fabric and the original red dye, you could end up with a washed-out dull red, or orange or some variety of pink.
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Convert 4.50 moles of Fe to atoms of Fe
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A molecule of an organic compound contains at least one atom of
EleoNora [17]

Answer:

At least one atom contains an organic compound molecule. (1) sugars (3) sugar.

Explanation:

At least one atom contains an organic compound molecule. (1) sugars (3) sugar.

Answer is above

<em><u>Hope this helps.</u></em>

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Can anyone help me with a chemistry problem please?
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Read 2 more answers
A certain compound has the following percent composition: 57.1% C, 4.8% H, and 38.l% O.
crimeas [40]

Answer:

C₆H₆O₃

Explanation:

Calculation sequence:

% => grams => moles => reduce => empirical Ratio

Molecular multiple = Molecular Mass / Empirical Mass

  C: => 57.1% => 57.1 g => 57.1/12 = 4.7583

  H: =>  4.8% =>  4.8 g =>   4.8/1  = 4.8000

  O: => <u>38.1% => 38.1 g </u>=> 38.1/16 = 2.3813

TTL => 100%       100 g

Reduced Mole values =>

C : H : O => 4.7583/2.3813 : 4.8000/2.3813 : 2.3813/2.3813 => 2 : 2 :  1

∴ empirical formula => C₂H₂O

empirical formula weight => 2C + 2H + 1O = [2(12) + 2(1) + 1(16)] amu = 42 amu

molecular formula weight (given in problem) = 126 g/mole

The molecular formula is a whole number multiple of the empirical formula.

molecular multiple = 126 amu / 42 amu = 3

∴ molecular formula => (C₂H₂O)₃ => C₆H₆O₃

8 0
3 years ago
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