Ineed with number 10 ..7th grade science
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Chemistry, 22.06.2019 19:30
What is the area in square meters of 448 g ai foil that has a thickness of 23921 nm? the density is 2.70 g/cm
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Chemistry, 23.06.2019 01:00
Which fossil fuel is mainly used for heating and cooking? a. electricity b. coal c. petroleum d. natural gas
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Asample of sea water contains 6.28g of sodium chloride per litre of solution. how many milligrams of sodium chloride would be contained in 15.0ml of this solution?
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Chemistry, 23.06.2019 03:00
What volume does 1.70 ร10โ3 mol of chlorine gas occupy if its temperature is 20.2 ยฐc and its pressure is 795 mm hg?
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