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Vlad [161]
3 years ago
12

I NEED HELP NOW PLEASE I KNOW ITS A LOT BUT I REALLY NEED HELP LIKE DESPERATELY

Chemistry
1 answer:
Montano1993 [528]3 years ago
3 0
Sorry but do you have any clearer photos? Or can you leave the question below I’ll gladly help
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A glacier recedes and exposes bare rock. Which of the following will most likely occur next?
timama [110]

The bare rock will erode, once it erodes the rock will no longer be bare cause eroded sediment will cover it.

6 0
3 years ago
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How does sediment form?
elena55 [62]

Answer:

Loose Material is compacted by pressure.

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3 years ago
The decomposition of nitrogen dioxide to nitrogen monoxide and oxygen gas is a second order process as suspected in the previous
lesya [120]

Explanation:

For the given reaction 2NO_{2} \rightarrow 2NO + O_{2}

Now, expression for half-life of a second order reaction is as follows.

                  t_{1/2} = \frac{1}{[A_{0}]k}     ....... (1)

Second half life of this reaction will be t_{1/4}. So, expression for this will be as follows.

          t_{1/4} = \frac{1}{k} [\frac{1}{[A]_{f}} - \frac{1}{[A_{0}]}]  ...(2)

where [A]_{f} is the final concentration that is, \frac{[A]_{0}}{4} here and [A]_{i} is the initial concentration.

Hence, putting these values into equation (2) formula as follows.

        t_{1/4} = \frac{1}{k} [\frac{4}{[A]_{0}} - \frac{1}{[A_{0}]}]

                      = \frac{3}{[A_{0}]k}     ...... (3)

Now, dividing equation (3) by equation (1) as follows.

           \frac{t_{1/4}}{t_{1/2}} = \frac{3}{[A_{0}]k} \times [A_{0}]k                  

                                    = 3

or,                       t_{1/4} = 3 t_{1/2}    

Thus, we can conclude that one would expect the second half-life of this reaction to be three times the first half-life of this reaction.

6 0
3 years ago
An arctic weather balloon is filled with 4.96 L of helium gas inside a prep shed. The temperature inside the shed is 6. °C. The
Virty [35]

The new volume of the balloon : V₂ = 4.89 L

<h3>Further explanation</h3>

Given

V₁ = 4.96 L

T₁ = 6 + 273 = 279 K

T₂ = 2 + 273 = 275 K

Required

The new volume

Solution

Charles's Law  

When the gas pressure is kept constant, the gas volume is proportional to the temperature  

\tt \dfrac{V_1}{T_1}=\dfrac{V_2}{T_2}

Input the value :

V₂=V₁.T₂/T₁

V₂ = 4.96 x 275 / 279

V₂ = 4.89 L

3 0
3 years ago
WILL MARK AS BRAINLIEST IF CORRECT
andre [41]
The correct answer to the question you’ve asked would be false
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