The temoerature decreases because the average kinetic energy is always linearly related to temperature
Answer:
it is iron and flourine gas
Explanation:
<u>step</u><u> </u><u>by</u><u> </u><u>step</u>
Na(sodium)=2.8.1
Cl (Chlorine)=2.8.7. sodium will give the chlorine the 1 valence electron to become stable ions.
<u>a</u><u>n</u><u>s</u><u>w</u><u>e</u><u>r</u>
<u>p</u><u>o</u><u>t</u><u>t</u><u>a</u><u>s</u><u>i</u><u>u</u><u>m</u><u>. </u><u>(</u><u>2</u><u>.</u><u>8</u><u>.</u><u>8</u><u>.</u><u>1</u><u>)</u><u> </u><u>a</u><u>n</u><u>d</u><u> </u><u>F</u><u>l</u><u>o</u><u>u</u><u>r</u><u>i</u><u>n</u><u>e</u><u>(</u><u>2</u><u>.</u><u>7</u><u>)</u>
Answer:
oil floats on water because it is heavier than water
Salt is no longer visible after stirring as salt dissolves in water
by filtration
Answer:
crushing an ice cube
Explanation:
crushing an ice cube can be redone by freezing it again in its position
