Who was copernicus? a. a roman doctor b. a polish astronomer c. a greek philosopher d. a german monk

7. what temperature is need to just dissolve 50 g of nh4cl in 75 g of water? '

Which sentence from holes contains an implied personality trait? stanley and his parents had tried to pretend that he was just going away to camp for a while, just like rich kids do. he'd just been in the wrong place at the wrong time. stanley felt somewhat dazed as the guard unlocked his handcuffs and led him off the bus. stanley nodded to show he understood

What is the chemical formula of magnesium bromide? a. mgbr2 b. mgbr c. mg2br2 d. mg2br