Jill has a mixture of sand and iron filings. The mass of the mixture is 250 g. Jill uses a magnet to separate the two substances. Then, she measures the mass of the sand as 150 g.
What should be the mass of the iron filings?
A.
It is impossible to determine.
B.
150 g
C.
100 g
Answers: 3
Chemistry, 21.06.2019 15:30
Zinc + lead(ii) nitrate yield zinc nitrate + leadwhat's the chemical equation for this?
Answers: 1
Chemistry, 22.06.2019 12:30
What is the percent composition of ca(oh)2? 37.7% ca, 53.0% o, and 10.3% h 45.5% ca, 38.2% o, and 16.3% h 54.0% ca, 43.0% o, and 2.7% h 64.7% ca, 27.0% o, and 8.3% h
Answers: 2
Chemistry, 22.06.2019 21:00
Need what is special about water as a compound? how does water regulate climate? what drives water evaporation? why is the water vapor fresh water when it rises from the ocean? why might freshwater in the form of snow take longer to enter the water cycle again than liquid precipitation? what is an aquifer? what role do people play in the water cycle? plz just answer as many as you can ! thx if you !
Answers: 1
Chemistry, 23.06.2019 00:00
Total the mass on the syringe. record it in the correct row of the data table. kg done click and drag weights to change the pressure. click the syringe to zoom in and see the volume. intro
Answers: 3
Jill has a mixture of sand and iron filings. The mass of the mixture is 250 g. Jill uses a magnet to...
Physics, 17.07.2019 11:00
Mathematics, 17.07.2019 11:00
Mathematics, 17.07.2019 11:00
Mathematics, 17.07.2019 11:00
History, 17.07.2019 11:00
Social Studies, 17.07.2019 11:00
History, 17.07.2019 11:00
Mathematics, 17.07.2019 11:00
Mathematics, 17.07.2019 11:00
Physics, 17.07.2019 11:00