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Chemistry, 22.06.2019 00:30
You have 125g of a certain seasoning and are told that it contains 76.0 g of salt what is the percentage of salt by mass in this seasoning
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Chemistry, 22.06.2019 12:00
What does a complete balanced chemical equation include? a. exothermic coefficients b. endothermic coefficients c. valence electrons d. molar coefficients
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Chemistry, 23.06.2019 00:00
The empirical formula of a compound is ch2o and its mass is 120 amu/molecule, what is its formula?
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2. sodium reacts with oxygen to form sodium oxide and has the following balanced chemical equation:...
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