1.CO2 - carbon dioxide
<span>2.H2O - water </span>
<span>3.NaCl - salt </span>
<span>4.H2 - hydrogen</span>
Answer:
i fi am not wrong the correct answer is D
Explanation:
Inside the balloon, the gas particles collide with the balloon's inner walls. ... As the molecules heat up, they move faster and strike the inside wall of the balloon harder. This increased motion of the gas particles increases the force on an area of the balloon, producing a rise in the pressure.
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Answer:
the iron alone was dark brown and rectangular, whereas the iron-sulfur combination was a dark gray powder.
Explanation:
i hope it helps :) but I answered your questions 2X hehe
