Chemistry, 18.02.2020 01:59, briannamaee13
A mixture of sand (SiO2), sodium chloride (NaCl), and iron (Fe) filings had a mass of 30.126 g. After analysis this mixture was found to contain 15.976 g of sand and 3.455 g of iron. What is the mass percent (%) of sodium chloride in the sample?
Answers: 2
Chemistry, 23.06.2019 04:20, lelliott86
The lewis diagrams for magnesium and fluorine are shown below. what is the correct chemical formula for magnesium fluoride? a. mgf b. mg2f c. mgf2 d. mg2f3
Answers: 1
Chemistry, 23.06.2019 06:10, tammydbrooks43
How much would the freezing point of water decrease if 4 mol of nacl were added to 1 kg of water (kf=1.86 degrees c/(mol/kg) for water and i=2 for nacl a- 7.44 degrees c b- 14.88 c 3.72 d 1.86
Answers: 1
A mixture of sand (SiO2), sodium chloride (NaCl), and iron (Fe) filings had a mass of 30.126 g. Afte...
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