Answer:
The balanced chemical equation for the combustion of propane is: C3H8(g)+5O2(g)→3CO2(g)+4H2O(g).
hope it helps :)
<span>The benefit of the space shuttle is that A. it's reusable. This means that after this shuttle has been used for one mission, it can be use for numerous other missions again, until it gets broken and cannot run anymore. B is incorrect because it cannot land - it is only there to observe. C is incorrect because more than one person can fit. D is incorrect because it doesn't orbit the Earth permanently - it returns at one point.</span>
Answer:
<h2>0.4 moles</h2>
Explanation:
To find the number of moles in a substance given it's number of entities we use the formula
where n is the number of moles
N is the number of entities
L is the Avogadro's constant which is
6.02 × 10²³ entities
We have
We have the final answer as
<h3>0.4 moles</h3>
Hope this helps you
Answer:
A) <em><u> </u></em><em><u>To</u></em><em><u> </u></em><em><u>get</u></em><em><u> </u></em><em><u>the</u></em><em><u> </u></em><em><u>pure</u></em><em><u> </u></em><em><u>sawdust</u></em><em><u> </u></em><em><u>u</u></em><em><u> </u></em><em><u>can</u></em><em><u> </u></em><em><u>filter</u></em><em><u> </u></em><em><u>it</u></em><em><u>.</u></em><em><u>.</u></em>
B) <em><u>The</u></em><em><u> </u></em><em><u>muddy</u></em><em><u> </u></em><em><u> </u></em><em><u>sagment</u></em><em><u> </u></em><em><u>that</u></em><em><u> </u></em><em><u>will</u></em><em><u> </u></em><em><u>form</u></em><em><u> </u></em><em><u>.</u></em>
C) <em><u>The</u></em><em><u> </u></em><em><u>clear</u></em><em><u> </u></em><em><u>liquid</u></em><em><u> </u></em><em><u>can</u></em><em><u> </u></em><em><u>divide</u></em><em><u> </u></em><em><u>into</u></em><em><u> </u></em><em><u>3</u></em><em><u> </u></em><em><u>layers</u></em><em><u> </u></em><em><u>on</u></em><em><u> </u></em><em><u>the</u></em><em><u> </u></em><em><u>top</u></em><em><u> </u></em><em><u>there</u></em><em><u> </u></em><em><u>will</u></em><em><u> </u></em><em><u>be</u></em><em><u> </u></em><em><u>pure</u></em><em><u> </u></em><em><u>water</u></em><em><u> </u></em><em><u>in</u></em><em><u> </u></em><em><u>middle</u></em><em><u> </u></em><em><u>there</u></em><em><u> </u></em><em><u>will</u></em><em><u> </u></em><em><u>be</u></em><em><u> </u></em><em><u>muddy</u></em><em><u> </u></em><em><u>or</u></em><em><u> </u></em><em><u>dark</u></em><em><u> </u></em><em><u>layer</u></em><em><u> </u></em><em><u>of</u></em><em><u> </u></em><em><u>water</u></em><em><u> </u></em><em><u>and</u></em><em><u> </u></em><em><u>in</u></em><em><u> </u></em><em><u>lower</u></em><em><u> </u></em><em><u>layer</u></em><em><u> </u></em><em><u>there</u></em><em><u> </u></em><em><u>will</u></em><em><u> </u></em><em><u>be</u></em><em><u> </u></em><em><u>the</u></em><em><u> </u></em><em><u>stones</u></em><em><u> </u></em><em><u>or</u></em><em><u> </u></em><em><u>heavy</u></em><em><u> </u></em><em><u>particles</u></em><em><u> </u></em><em><u>of</u></em><em><u> </u></em><em><u>water</u></em><em><u> </u></em><em><u>.</u></em>
Answer:
<h2>Density = 5.24 g/cm³</h2>
Explanation:
The density of a substance can be found by using the formula
<h3>
</h3>
From the question
mass = 52.4 g
volume = 10 cm³
Substitute the values into the above formula and solve for the density
That's
<h3>
</h3>
We have the final answer as
<h3>Density = 5.24 g/cm³</h3>
Hope this helps you