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expeople1 [14]
4 years ago
5

Knowing the reactions between hydrogen gas and oxygen gas to form water is exothermic which would you say is greater: the averag

e bond energies for hydrogen and oxygen or the bond energies for water? Explain.
Chemistry
1 answer:
iren2701 [21]4 years ago
5 0
<span>The answer would be: average bond energies for hydrogen and oxygen is greater than the bond energies for water
</span>
In the exothermic reaction, the reaction will release energy to the system. Since energy can't be created, the energy made from the reaction would be the result of a bond that broken minus bond that made. Since the reaction is exothermic which the total energy would be plus, the bond broken must provide more energy needed for the bond made. 
The equation for reaction that forms water would be: <span>H2 + O2 = H2O
The bond broken in this reaction is H2 and O2 and their sum is greater than the bond made, which was the H2O bond. </span>
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MariettaO [177]

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7 0
3 years ago
Read 2 more answers
A student notices that after two chemicals are mixed together the temperature of the mixture is higher than the temperature of t
swat32

Answer: exothermic

EXPLANATION: any process in which heat energy is released is called an exothermic process. For example burning of wood produces heat, so combustion of wood is an exothermic process.

When chemicals were not mixed they were at room temperature and when we mix them exothermic reaction took place and heat was released which raised the temperature of mixture.

7 0
3 years ago
What is called mother liquor in a chemistry lab?
Paladinen [302]
The mother liquor<span> is the part of a solution that is left over after it crystallizes.  An example of a place you could find this is in sugar refinement.</span>
7 0
3 years ago
An 80 kg long jumper in flight accelerates at a rate of 10 m/s^2. What is the force of the long jumper
Katarina [22]

Answer:

F = 800 N

Explanation:

Given data:

Mass = 80 Kg

Acceleration = 10 m/s²

Force = ?

Solution:

Formula:

<em>F = m × a </em>

F = force

m = mass

a = acceleration

Now we will put the values in formula:

<em>F = m × a </em>

F = 80 kg <em>× </em>10 m/s²

F = 800 kg.m/s²

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F = 800 N

6 0
3 years ago
Chemical reaction to form products this chemical equation represents one such reaction the coefficient for one of the reactants
Dmitriy789 [7]

Answer:

In a chemical equation, chemicals that react are the reactants, while chemicals that are produced are the products/by products. Both sides of the equation must be balanced.

\

Explanation

When writing a chemical equation, reactants reacts to produce products. For example in the equation for formation of water, hydrogen combines with oxygen as 2H₂ +O₂→2H₂O where the first part before the arrow represent the reactants and the next part after the arrow are the products. Reactants are on the left where as products are on the right.Coefficient 2, in this cases is used for balancing the equation

4 0
4 years ago
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