Chemistry, 11.01.2020 02:31 sneckoencko
Acompound contains 81.1 boron with the remainder being hydrogen what is the empirical formula of the compound
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Which of the following is most likely true about water in chemical systems? a) water dissolves nonpolar ionic compounds. b) water dissociates ionic compounds. c) water dissociates covalent molecules. d) water dissolves nonpolar covalent substances.
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What is the molarity of the solution produced when 145 g of nacl is dissolved in sufficient water to prepare 2.75 l of solution?
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An object of mass 10.0 kg and volume 1000 ml and density 10 g/ml sinks in water who’s density is 1.0 g/ml. what is the mass of the water which has been displaced in kilograms
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Acompound contains 81.1 boron with the remainder being hydrogen what is the empirical formula of the...
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