Chemistry, 01.10.2019 14:30 livy151515
Which of the following statements incorrectly depicts the scientific method?
a. hypotheses are tested through experimentation and will be supported or refuted by the results of the experiment.
b. scientific theories are based on the findings supported by many experiments.
c. the approach of the scientific method varies from one scientist to another.
d. observations are included in the first step of the scientific method.
Answers: 2
Chemistry, 21.06.2019 15:50
Which of these reactions are redox reactions? check all that apply.cd + hcl → cdcl2 + h2cucl2 + na2s → 2nacl + cuscaco3 → cao + co2 2zns + 3o2 → 2zno + 2so2 ch4 + 2o2 → co2 + 2h2o
Answers: 3
Chemistry, 22.06.2019 18:00
An object displaces 652 ml of water. the volume of the object is: 0.652 cm³ 6.52 cm³ 65.2 cm³ 652 cm³
Answers: 2
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
Which of the following statements incorrectly depicts the scientific method?
a. hypotheses ar...
a. hypotheses ar...
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