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Fiesta28 [93]
3 years ago
12

When the equation Fe + Cl2 ----> FeCl3 is correctly balanced the coefficient for Cl2 is

Chemistry
1 answer:
Marysya12 [62]3 years ago
4 0

The correct answer is D. Using the law of conservation of mass the number of atoms on each side of the equation should be equal. Through introspection, we find that there are 2Cl atoms on reactant side as opposed 3Cl atoms on product side. If we add a coefficient of 3 on Cl_2 we get

Fe + 3Cl_2 ==> FeCl_3.

Now there are 6Cl atoms on reactant side and 2 on product side, hence we add a coefficient of 2 on both FeCl_3 and Fe. The balanced chemical equation is,

2Fe + 3Cl_2 ==> 2FeCl_3

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Instructions:
never [62]

Answer:

See explanation

Explanation:

A. Constitutional or structural isomers have the same molecular formula but different structural formulas.

B. Conformational isomers are compounds having the same atom to atom connectivity but differ by rotation about one or more single bonds.

C. Stereo isomers are compounds having the same molecular mass and atom to atom connectivity but different arrangement of atoms and groups in space.

I. Enantiomers are stereo isomers (optical isomers particularly) that are non-superimposable mirror images of each other.

II. Diasteromers are optical isomers that are not mirror images of each other.

Both diasteromers and enantiomers are types of optical isomers which in turn is one of the types of stereo isomers.

Stereo isomers differ from conformational isomers in that the arrangement of atoms in stereo isomers is permanent while conformational isomers results from free rotations in molecules about single bonds.

7 0
2 years ago
What is a compound
Mariulka [41]

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B

Explanation:

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8 0
2 years ago
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galben [10]

Answer: the answer is c.The unbalanced push causes the cart to speed up.

Explanation:

The application of an unbalanced force (the push) causes the cart to speed up. When the cart is in constant motion, the forces are balanced and there is no speeding up. Once an unbalanced force is added, the cart's speed changes.

6 0
3 years ago
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Answer:

Volume of solution = 5 L

Explanation:

Given data:

Molarity of solution = 0.02 M

Moles of solute = 0.1 mol

Volume of solution = ?

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Molarity is used to describe the concentration of solution. It tells how many moles are dissolve in per litter of solution.

Formula:

Molarity = number of moles of solute / L of solution

by putting values,

0.02 M = 0.1 mol / volume of solution

Volume of solution = 0.1 mol / 0.02 M

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is it 26.98

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