What is the empirical formula of nitrogen oxide if 7.6
g of that oxide contains 4.8 g oxygen?
What is the total number of atoms in 36 g H2O?
What is the mass percentage of each element in
CaCO3?
What is the mass of one C atom in grams?
Solved
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Ответ:
Środki - samochody ,piece, kopciuchy
Explanation:
Skutki rak płuc choroby ,więcej ludzi którzy umierają na te choroby