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umka2103 [35]
3 years ago
6

Is this all correct

Chemistry
1 answer:
elixir [45]3 years ago
8 0
Yes it is all correct
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Combustion of methanol displayed formula???
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Answer:

reee, here is your answer.

Explanation: CH3OH(l) + 3O2(g) rightarrow CO2(g) + 3H2O(g) CH3OH(l) + O2(g) rightarrow CO2(g) + 2H20(g) CH3OH(l) + 2O2(g) rightarrow 2CO2(g) + 4H20(g) 2CH3OH(l) + 3O2(g) rightarrow 2CO2(g) + 4H20(g) Correct Calculate Delta H degree rxn at 25 degree C.

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3 years ago
Why do clumps of particles have slower reaction rates than particles that are separated?
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Cause the clumps are so compacted together that it is harder to brake apart but the one that are separated are easy cause they do not have all the pressure on them and when they go to add reaction it is faster

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3 years ago
A sample of water is mixed with a surfactant. What will most likely happen to the viscosity of the water?
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If a sample o water is mixed with a surfactant, the most likely result is that the viscosity of the water will increase. This is because of the property of the surfactant which is generally viscous; and becomes more viscous when mixed with water. 
5 0
4 years ago
This long unit of measurement can be used to measure great distances. It *
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Kilometer.

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7 0
1 year ago
when 27 g of water absorbs 1,5000 joules of heat energy the temperature of the water is raised to 57.7 what is the initial tempe
taurus [48]

Answer:

The initial temperature of the water is -75.08 K.

Explanation:

Given that,

Mass of water, m = 27 g

Heat absorbed, Q = 1,5000 J

Final temperature of water, T₂ = 57.7 K

The specific heat of water is 4.184 J/​g-K

We know that,

Q=mc\Delta T\\\\Q=mc(T_2-T_1)\\\\\dfrac{Q}{mc}=(T_2-T_1)\\\\T_1=T_2-\dfrac{Q}{mc}

Put all the values,

T_1=57.7-\dfrac{15000}{27\times 4.184 }\\\\=-75.08\ K

So, the initial temperature of the water is -75.08 K.

6 0
3 years ago
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