một dung dịch X có chứa các ion ; Na⁺;Ba²⁺;Ca²⁺;Mg²⁺;H⁺;Cl⁻. Muốn tách được nhiều cationra khỏi dung dịch mà không đưa thêm ion lạ vào dung dịch , ta có thể dùng dung dịch X tác dụng với những chất nào sau đây ?

indicate valleys, hills, steepness and gentleness of slopes.

explanation:

contour lines on a map indicate elevation, or depth. numeric notations on contour lines refer to the level of elevation, or height about sea level.

3 1/4 %

explanation:

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the atomic number of carbon is six, which means that a carbon atom has six protons. carbon has three naturally occurring isotopes: carbon-12, carbon-13, and carbon-14. which of these statements are true about carbon and its isotopes? select all that appl

the correct answer would be b) volume versus temperature, because they are also directly proportional.