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VikaD [51]
3 years ago
12

Sciiiiiii helpppppp #19

Chemistry
1 answer:
kozerog [31]3 years ago
3 0
In order to do this you must add up all of the molar masses of each compound and then judge accordingly. 
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Which of the following will increase the number of collisions without changing the energy of reactant molecules?
natulia [17]

Answer:increasing the concentration of reactants

Explanation:

Collision is the phenomenon in which the reactant molecules come to nearest closness,as a result the reactants are converted into products.

Now the number of effective collision is directly proportional to the number of reactants added..

6 0
3 years ago
Please help me with this
Olegator [25]

The double replacement reaction

<h3>Further explanation</h3>

Given

Reaction if Na₂S + HCl

Required

Type of reaction

Solution

The double replacement reaction occurs when there is a displacement of the cations and anions of the reactants involved in the reaction to form two new compounds.

The general formula for this reaction :

AB + CD ⇒ AD + CB

At the bottom of the reaction, it is shown the number of atoms of each compound in the reactants and products which indicates the application of <em>the law of conservation of mass</em>, that the number of atoms in the reactants will be the same as the number of atoms in the product, so the reaction is said to be in a balanced state.

5 0
2 years ago
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Mashutka [201]

Answer:

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Explanation:

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4 0
3 years ago
What is the chemical formula of the following compound
OLga [1]
A. C3H10 is the answer
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