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sertanlavr [38]
2 years ago
13

What is the length of the shaded grey area? write your answer to the correct number of significant digits. The unit is cm

Chemistry
1 answer:
alukav5142 [94]2 years ago
8 0

Answer:

1.37cm

Explanation:

It's less than 1.4cm but more than 1.3cm. It's also more than 1.35cm so I guess the best answer would be 1.37cm or round up to 1.4cm

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What two major Southeastern U.S. cities will be underwater if sea level<br> rose 6 feet?
miss Akunina [59]

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Rising sea levels would be devastating in North Somerset, with large parts of Clevedon, Weston-super-Mare and Burnham all being underwater by 2050 according to Climate Central

Explanation:

6 0
3 years ago
In equation δhsoln=δh1+δh2+δh3 which of the energy terms for dissolving an ionic solid would correspond to the lattice energy?
LekaFEV [45]
The dissolution of a solute in a solvent to form a solution usually occur in three steps, which are delta H1, delta H2 and delta H3. 
For dissolving an ionic solid, the lattice energy, which is the energy that is holding the ionic particles in place correspond to DELTA H2 and it is the energy that must be conquered. The higher the charge in the ionic solid, the higher the lattice energy. The lattice energy must be overcome in order for the solid to dissolve.
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Identify the type of plant tissue that brings in gases:
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Answer:

epidermal

Explanation:

6 0
3 years ago
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How many molecules are there in 80.0g of Mg (OH)2?​
DanielleElmas [232]

Answer:

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8 0
3 years ago
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Hydrogen iodide decomposes slowly to H2 and I2 at 600 K. The reaction is second order in HI, and the rate constant is 9.7×10−6M−
Lady bird [3.3K]

Answer : The molarity after a reaction time of 5.00 days is, 0.109 M

Explanation :

The integrated rate law equation for second order reaction follows:

k=\frac{1}{t}\left (\frac{1}{[A]}-\frac{1}{[A]_o}\right)

where,

k = rate constant = 9.7\times 10^{-6}M^{-1}s^{-1}

t = time taken  = 5.00 days

[A] = concentration of substance after time 't' = ?

[A]_o = Initial concentration = 0.110 M

Now put all the given values in above equation, we get:

9.7\times 10^{-6}=\frac{1}{5.00}\left (\frac{1}{[A]}-\frac{1}{(0.110)}\right)

[A]=0.109M

Hence, the molarity after a reaction time of 5.00 days is, 0.109 M

8 0
3 years ago
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