Chemistry, 09.12.2020 04:30 maxdmontero
7
Which statement explains why methane has a lower boiling point than water?
А
Methane has weaker covalent bonds than water.
Methane has weaker attractive forces than wated
B
C
Methane molecules are heavier than water molecules.
Methane molecules have more bonds than water molecules.
Answers: 3
Chemistry, 22.06.2019 03:30
At a temperature of 393 k, the temperature of a sample of nitrogen is 1.07 atm what will the pressure be at a temperature of 478 k
Answers: 1
Chemistry, 22.06.2019 06:00
According to each substances heat of fusion, which of the items below requires more heat to be added per gram of substance to go from solid to liquid? silver sulfur water lead
Answers: 2
Chemistry, 22.06.2019 07:00
Achemist wants to extract copper metal from copper chloride solution. the chemist places 0.50 grams of aluminum foil in a solution containing 0.75 grams of copper (ii) chloride. a single replacement reaction takes place. (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction? a) approximately 0.36 grams, because copper (ii) chloride acts as a limiting reactant b) approximately 1.8 grams, because copper (ii) chloride acts as a limiting reactant c) approximately 0.36 grams, because aluminum acts as a limiting reactant d) approximately 1.8 grams, because aluminum acts as a limiting reactant
Answers: 3
Chemistry, 22.06.2019 08:50
If two atoms are bonded to a central atom with no lone pairs,how will they be arranged
Answers: 3
7
Which statement explains why methane has a lower boiling point than water?
А
Methane...
А
Methane...
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