How would you describe (explain the differences) solids, liquids, and gases to a 4th grader? Be clear please.
2 answers:
A solid is an object that has definite shape, volume, and mass. This means that the shape, volume, and mass will never change. A liquid is something that has definite volume and mass, but it does not have definite shape because a liquid is the shape of its container. A gas <span>does not have a definite shape, mass, or <span>volume because a gas is able to spread around.</span></span>
A liquid is something like water. A gas is something like gasoline a solid is something like a brick
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Explanation:
Answer:
9.7 x 10⁻⁴
Explanation:
HA ⇄ H⁺ + A⁻
C(eq) 0.0174 10⁻²·³⁹ 10⁻²·³⁹
=0.0041M =0.0041M
Ka = [H⁺][A⁻]/[HA] = (0.0014)²/(0.0174) = 9.7 x 10⁻⁴