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anonymous
 4 years ago
Please check my answers on 3 questions for a chem practice packet ill give medal :)
anonymous
 4 years ago
Please check my answers on 3 questions for a chem practice packet ill give medal :)

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anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0@FirstFrostByte can u help

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0Sorry I don't know this.

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.09 is ic 15 is oxygen and 21 is Al must be above H in th activity series

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0Are you positive not to doubt u

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0its fine and yes because 9 I just remember 15 oxygn is the only one thats a gas and 21 is because they could not react if H were above Al in the actitivty series so the precipitate is irrelevant if they cannot react
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