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General Chemistry
what light has a frequency of approximately 1016 Hz
General Chemistry
What is the molecular formula of the compound if its empirical formula is and its molecular weight is 90.0 amu
General Chemistry
Determine the empirical formula of the compound containing 87.5% nitrogen and 12.5% H by mass
General Chemistry
what is the percentage composition of Na2CO3
General Chemistry
calculate the formula weight of water
General Chemistry
How many grams of nitrate are there in 2.0 moles Fe(NO3)3
General Chemistry
How many moles of nitrate are there in 2.0 moles of Fe(NO3)3
General Chemistry
How much does 6.02 x 10^23 molecules of CO2 (FW= 44g/mol) weigh
General Chemistry
How many particles of H2O (FW= 18g/mol) are there in 1.8 grams of H2O
General Chemistry
How many grams of Na2CO2 (FW = 106g/mol) are there in 0.50 moles Na2CO2
