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Afina-wow [57]
3 years ago
11

What is the correct balanced equation for the following:

Chemistry
1 answer:
Romashka [77]3 years ago
5 0
A)
K has a positive charge of 1
I has a negative charge of 1
S has a negative charge of 2
Pb has a positive charge of 2

2KI + PbS —> PbI2 + K2S
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This protein takes oxygen from hemoglobin in order to
never [62]

Answer:

i'm pretty sure it's 'transport oxygen from the lungs to tissues around the body'

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3 years ago
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In two or more complete sentences explain how to balance the chemical equation and classify its reaction type.
Artemon [7]
<h3>Answer:</h3>

#1. Balanced equation: 2C₅H₅ + Fe → Fe(C₅H₅)₂

#2. Type of reaction: Synthesis reaction

<h3>Explanation:</h3>
  • Balanced equations are equations that obey the law of conservation of mass.
  • When an equation is balanced the number of atoms of each element is equal on both side of the equation.
  • Equations are balanced by putting appropriate coefficients on the reactants and products.
  • In our case, we are going to put coefficients 2, 1 and 1.
  • Thus, the balanced equation will be;

2C₅H₅ + Fe → Fe(C₅H₅)₂

  • This type of a reaction is known as synthesis reaction, in which two or more reactants or compounds combine to form a single compound or product.
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3 years ago
Does anyone want free point? Just comment whatever٩(ˊᗜˋ)و
olga2289 [7]

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Explanation:

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3 years ago
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Process in which a nucleus undergoes spontaneous transformation into
Sedbober [7]

Answer: Radioactive decay

Explanation:

Radioactive decay involves the emission of radiation by the nucleus of an element through the process of disentegration of the nucleus.

8 0
3 years ago
Joan needs a 0.053-M solution of HCl, but only has access to 2.12-M HCl, a 10-mL graduated pipet, and a 25-mL volumetric flask.
dmitriy555 [2]

Answer:

Joan should measure 0.625 mL of 2,12 M HCl solution to create her desired solution.

Explanation:

Molarity of HCl Joan has access to = M_1=2.12 M

Volume of 2.12 M of HCl Joan use = V_1=?

Molarity of HCl Joan desired = M_2=0.053 M

Volume of 0.053 M of HCl Joan can prepare = V_2=25 mL

M_1V_1=M_2V_2

V_1=\frac{M_2V_2}{M_1}

=\frac{0.053 M\times 25 mL}{2.12 M}=0.625 mL

Joan should measure 0.625 mL of 2,12 M HCl solution to create her desired solution.

6 0
3 years ago
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