2015.12.04 Friday + 学校生活 +
二酸化炭素は水にとけるのか？
子どもたちはペットボトルに二酸化炭素を入れて、一生懸命ペットボトルを振ります。
よく振ったペットボトルはこんなにペチャンコになりました。
さて、二酸化炭素は水にとけるのでしょうか？
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二酸化炭素は水にとけるのか？
子どもたちはペットボトルに二酸化炭素を入れて、一生懸命ペットボトルを振ります。
よく振ったペットボトルはこんなにペチャンコになりました。
さて、二酸化炭素は水にとけるのでしょうか？
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