What is common to both hydrochloric acid and trioxonitrateVacid?
A. Both are monobasic
B. Bot...
Chemistry, 03.09.2020 18:01 booitsmrradl3385
What is common to both hydrochloric acid and trioxonitrateVacid?
A. Both are monobasic
B. Both attack rubber
C. Both are used to prepare hydrogen from zinc granules
D. Both are used for fountain experiment
Answers: 3
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Water molecules have a strong attraction to each other because of hydrogen bonding, allowing water to move against gravity up a plant's stem through capillary action. true false
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Which statement correctly describes metallic bonds? a. they form when certain atoms lose electrons and other atoms gain electrons. b. they involve an attraction between anions and cations. they always involvpoth a metal and a nonmetal. d. they can only form between atoms of the same element. e. they form because electrons can move freely between atoms.
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Agroup of students is studying convection current. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other is in an area with warm air. after 10 minutes, the balloon are released from a height of 1 meter. which of the following to the students most likely observe? a) the warm balloon expands and rises. the cold balloon shrinks and sinks b) the balloon both rise. the cold balloon is larger than the warm balloon c) the cold balloon expands and rises. the warm balloon shrinks and sinks d) the balloon rise at the same rate. both balloons are the same size
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Avariable that is not being directly tested during an experiment should be changed varied experimented controlled
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