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Chemistry, 22.06.2019 18:30
The famous scientist galileo galilei did several experiments with sloping planes, which he rolled metal balls down so that he could study motion. by changing the slope, he could study how the speed at which the ball rolled was affected. what was the independent variable in galileo's experiment? a. the speed of the ball b. the slope of the plane c. whether the ball moved d. what the ball was made of
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Chemistry, 23.06.2019 09:00
Which factor is likely to impact the possible number of compounds? presence of unlimited number of elements in the periodic table the inability of atoms to align perfectly with other atoms the ability of all elements to react with every other element all elements being equally reactive
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Chemistry, 23.06.2019 16:00
What is a three-dimensional structure that represents the alternating pattern of particles in a crystal? a polyatomic ion a crystal lattice an ionic bond a formula unit
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Computers and Technology, 18.06.2020 00:57
Mathematics, 18.06.2020 00:57
Geography, 18.06.2020 00:57
Mathematics, 18.06.2020 00:57
Mathematics, 18.06.2020 00:57