із гідроксиду металічного елемента другої другої групи масою 3,42 г отримали 5,94 г броміду цього елемента. визначте елементи і скажіть у відповіді його протонне число
What are you doing What are you doing What you doing Where are you doing What are you doing What are you doing What are you doing doing As Happy Because That's your Role
Объяснение:
What are you doing What are you doing What you doing Where are you doing What are you doing What are you doing What are you doing doing As Happy Because That's your Role