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dezoksy [38]
3 years ago
15

Please help me fill in this answer........ I’ll mark brainliest Help me please :)

Chemistry
1 answer:
Dafna11 [192]3 years ago
6 0

Answer:

the amount of atoms and particle I think is in here is 17 that oxygen and water can hold with the amount of barium hydrogen.

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Which of these are types of renewable energy?
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The answer would be Geothermal Because it uses the surroundings to cycle the energy into different types of thermal energy.
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What type of succession takes place when a community starts to grow?
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Primary

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Succession is a series of progressive changes in the composition of an ecological community over time. In primary succession, newly exposed or newly formed rock is colonized by living things for the first time.

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A gas is allowed to expand from a volume of 400 ml to 2000 ml at a constant temperature. If the the initial pressure is 3 atm, c
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Answer:

P_{2}) = 0.6 \; atm

Explanation:

<u>Given the following data;</u>

Initial volume = 400 mL

Final volume = 2000 mL

Initial pressure = 3 atm

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Boyles states that when the temperature of an ideal gas is kept constant, the pressure of the gas is inversely proportional to the volume occupied by the gas.

Mathematically, Boyles law is given by;

PV = K

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3 * 400 = P_{2}* 2000

1200 = 2000P_{2}

P_{2}) = \frac {1200}{2000}

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8 0
4 years ago
During the bromination <br> of methane the free radical Ch3 is generated
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For the simple decomposition reaction
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Answer: 7s

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The order of the reaction is 2.

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1/[At]=1/[Ao] +kt

But, [Ao] is the initial concentration  = 1.50 mol/L

And [At] is the final concentration  = 1/3 of initial concentration =1/3×1.5 = 0.5 mol/L

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1/0.5-1/1.5=0.2t

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2/1.5×0.2=t

2/0.3=t

t=6.66s

t=7s

4 0
4 years ago
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