Chemistry, 09.09.2021 09:40 quantraviousdavid
Example #3: Rocco made an air pressure device that could launch potatoes. He
added air to the device using his bicycle tire pump. For 10 launches, he used 10
pumps of air. For another 10 launches, he used 20 pumps of air. After launching
each potato, he carefully measured how far it travelled,
What is the control group?
What is the experimental group?
What is the independent variable?
What is the dependent variable?
Answers: 3
Chemistry, 22.06.2019 10:00
Ill give brainiestif one neutron initiates a fission event that produces two neutrons in the products, how many new reactions can now be initiated? if each of the neutrons produced in the first fission event then initiates a fission event that produces one neutron in the products, how many new reactions can now be initiated by each neutron? how many neutrons in total were produced by the two fission events described?
Answers: 2
Chemistry, 22.06.2019 18:30
The number of moles of a given mass of a substance can be found without knowing its molecular formula or molar mass. true false
Answers: 1
Chemistry, 22.06.2019 22:30
Which statement best summarizes the importance of ernest rutherford’s gold foil experiment? it proved that all of john dalton’s postulates were true. it verified j. j. thomson’s work on the atomic structure. it showed that an electron circles a nucleus in a fixed-energy orbit. it showed that a nucleus occupies a small part of the whole atom.
Answers: 1
Chemistry, 23.06.2019 01:30
Select the correct answer from each drop-down menu. to make a table of the elements, dmitri mendeleev sorted the elements according to their . he then split the list of elements into several columns so that elements beside each other had similar .
Answers: 2
Example #3: Rocco made an air pressure device that could launch potatoes. He
added air to the devi...
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