Chemistry, 23.11.2021 22:30 andrwisawesome0
Hydrogen bonds are in the family of Van der Waals forces. They are weaker than ionic and covalent bonds but they cause interesting changes with different chemicals. What is one of the changes that hydrogen bonds are responsible for.
Question 5 options:
Cause DNA has the double helix shape.
Causes salts quickly dissolve in water.
Cause sugar looks like a crystal.
Cause liquid H2O to have a larger volume than frozen (solid) H2O
Answers: 1
Chemistry, 21.06.2019 18:00, FloweyFlower
Aballoon inflated with three breaths of air has a volume of 1.7 l. at the same temperature and pressure, what is the volume of the balloon if five more same-sized breaths are added to the balloon? a balloon inflated with three breaths of air has a volume of 1.7 l. at the same temperature and pressure, what is the volume of the balloon if five more same-sized breaths are added to the balloon?
Answers: 3
Chemistry, 22.06.2019 20:20, carcon2019
Nitric acid can be formed in two steps from the atmospheric gases nitrogen and oxygen, plus hydrogen prepared by reforming natural gas. in the first step, nitrogen and hydrogen react to form ammonia: (g) (g) (g) in the second step, ammonia and oxygen react to form nitric acid and water: (g) (g) (g) (g) calculate the net change in enthalpy for the formation of one mole of nitric acid from nitrogen, hydrogen and oxygen from these reactions. round your answer to the nearest .
Answers: 3
Chemistry, 22.06.2019 23:00, 1315055427
Which subshell is represented by the actinides family?
Answers: 1
Hydrogen bonds are in the family of Van der Waals forces. They are weaker than ionic and covalent bo...
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