A chemical change occurs whenever a. hot objects melt
b. objects change shape.
c. new substances form.
d. substances are mixed.

How many moles of carbon dioxide will form if 2.5 moles of c3h8 is burned

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

The molar mass of iron(fe) is 55.8 g/mol. what is the mass in grams of 2.25 moles of iron?