Chemistry, 05.07.2019 07:30 josephrosanne18
The nonmetals in groups 5a, 6a, and -form positively charged ions. -form ions with a numerical charge equal to their group number. -lose electrons when they form ions. -form ions with charges of 3β, 2β, and 1β, respectively.(it's d)
Answers: 1
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What pressure will be exerted by 0.675 moles of a gas at 25*c if it is in a 0.750-l container?
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4.25g sample of solid ammonium nitrate dissolves in 60.0g of water in a coffee-cup calorimeter, the temperature drops from 22.0 c to 16.9 c. assume that the specific heat of the solution is the same as that of pure water. calculate delta(h) (in kj/mol nh4no3) for the solution proces.
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Which aqueous solution of ki freezes at the lowest temperature? 1) 1 mol of ki in 500. g of water 2) 2 mol of ki in 500. g of water 3) 1 mol of ki in 1000. g of water 4) 2 mol of ki in 1000. g of water
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The nonmetals in groups 5a, 6a, and -form positively charged ions. -form ions with a numerical char...
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