Bellaburrito
06.07.2019 •
Chemistry
mass box a = 10 grams; mass box b = 5 grams; mass box c—made of one a and one b
how many grams of a would be needed to give the same number of particles:
as 7.5 grams of b?
as 2.5 grams?
as 12.5 grams?
as 1 gram?
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Ответ:
75 mph
Explanation:
divide the time and distance