Which of the following is are commonly used in making toothpaste? (A) \( \mathrm{Mg}(\mathrm{OH}...

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Which of the following is are commonly used in making toothpaste?
(A) \( \mathrm{Mg}(\mathrm{OH})_{2} \)
(B) \( \mathrm{MgCO}_{3} \)
(C) ) \( \mathrm{CaCl}_{2} \)
(D) \( \mathrm{Ca}\left(\mathrm{NO}_{3}\right)_{2} \)
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