A cleaning solution has a pH of 12. How is it described?
- ANeutral
- BStrongly basic
- CStrongly acidic
- DWeakly acidic
A cleaning solution has a pH of 12. How is it described?
What should a student always wear to protect the eyes when working with chemicals?
Какой тип реакции показан в реакции AB → A + B?
Which coefficients balance __Na + __Cl₂ → __NaCl?
У атома хлора-37 17 протонов. Сколько у него нейтронов?
A solution has a pH of 2. What is its hydrogen ion concentration?
Смешивают равные объёмы 1 М HCl и 1 М NaOH. Каков примерный pH полученного раствора?
An isotope has a half-life of 8 days. How long does it take for 100 g to decay to 12,5 g?
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