Answer:O D to protect the environment from harmful chemicals
Explanation:
I think the correct answer would be false. The atomic mass of chlorine does not represent the mass of the most common naturally occurring isotope of chlorine. The atomic mass of any compound is the average of the atomic masses of the naturally occurring isotopes of an element. <span />
Answer:
The exposure time that equals 750 is 3.4 hr
Explanation:
The given formula is:
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In the formula:
T= exposure time
x= carbon monoxide present in ppm
So, to calculate the exposure time when carbon monoxide is 750ppm, you should replace the "x" by 750.
[/tex]
T=3.4hr
It could be source for the battery, switch or interrupter for the lever, charge for the bulb and conductor for the wire.
<span>Mantle convection is the slow creeping motion of Earth's rocky mantle caused by convection currents carrying heat from the interior of the earth to the surface. It is one of 3 driving forces that causes tectonic plates to move around the Earth's surface.</span>