Chemistry, 06.12.2021 01:00 mathman783
A solution containing 1000g of an unknown substance in 12.3g of naphthalene was found to freeze at 7-5.4°c. what is the molar mass of the unknown substance?
Answers: 2
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An aqueous solution of calcium hydroxide is standardized by titration with a 0.120 m solution of hydrobromic acid. if 16.5 ml of base are required to neutralize 27.5 ml of the acid, what is the molarity of the calcium hydroxide solution?
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What does the xylem do? stores the glucose captures the sunlight absorbs oxygen into the leaf carries water from the roots to the leaves
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Chemistry, 22.06.2019 14:10
13. a covalent bond between two atoms is likely to be polar if: a. one of the atoms is much more electronegative than the other. b. the two atoms are equally electronegative. c. the two atoms are of the same element. d. the bond is part of a tetrahedrally shaped molecule. e. one atom is an anion.
Answers: 1
A solution containing 1000g of an unknown substance in 12.3g of naphthalene was found to freeze at 7...
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