B) A chemical change because the nail reacts with water/oxygen to create rust (a type of oxide)
ANSWER: Milk
Explanation: Take this chart from 1-6 are acids from 8-14 those are bases
Now bases are like cleaning products and stuff
While acids are like lemons and other stuff
If you look at milk level which is 6.5 It is an acid but its A lot closer to neutral Than Other acids
The pressure in the flask is 3.4 atm.
<em>pV</em> = <em>nRT
</em>
<em>T</em> = (20 + 273.15) K = 293.15 K
<em>p</em> = (<em>nRT</em>)/<em>V</em> = (1.4 mol × 0.082 06 L·atm·K⁻¹mol⁻¹ × 293.15 K)/10 L = 3.4 atm
2.38×10^-3
Explanation:
from the question,the we calculate the latent heat of vaporization with the difference in temperature being put into consideration
Easterlies are the most persistent surface winds.