nikejose11
27.06.2019 •
Chemistry
1. what are two indicators a chemical reaction has taken place2. balance the following equations and list the type of reaction a. + > + type of reaction b. > + o2 type of reaction c. (oh)2 + (so4)3 > + (oh)3 type of reaction 3. how many atoms are in the following compound 2na2co3 # of na atoms # or c atoms # of o atoms4. write the formula equation for the reaction and identity the type of reaction it is word equation: magnesium and oxygen react to produce magnesium oxideformula equation: type of reaction:
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Ответ:
that it was difficult, bc they didnt accept the particle model of matter, air molecule get warmer and explains charles law (i think)