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Chemical composition
ch 8 Nichols H. chem
Question | Answer |
---|---|
mole | number equal to the number of atoms. |
one mole | equal to 6.022*10^23 |
one mole of water =___grams | 18.2 grams |
aluminum | 26.98grams |
gold | 196.97grams |
iron | 55.85grams |
sulfur | 32.07 |
boron | 10.81 |
xenon | 131.3 |
1 mole for NaCl | 58.44grams |
step 1 empirical formula of a compound | obtain the mass of each element(grams) |
step 2 empirical formula of a compound | determine the number of moles of each type of atom present |