BRAINLIEST! BRAINLIEST! BRAINLIEST! Please help me with this question.
John Dalton developed a simple model of the atom in 1803. Describe how and why the atomic model has changed over time. In your answer, include the work of Thomson, Rutherford and Bohr, and the Geiger-Marsden experiment.

If a solution is considered basic, then a) the hydroxide ion and hydronium ion concentrations are equal. b) the hydroxide ion concentration is less than the hydronium ion concentration. c) the hydronium ion concentration is greater than the hydroxide ion concentration. d) the hydroxide ion concentration is greater than the hydronium ion concentration.

Skills of homo sapiens were found an excavation. the skulls were preserved because the bodies were frozen. so, these fossils are (blank) fossils.the image shows the evolution of skulls beginning 2 to 3 million years ago. based on the image, modern human skulls(blank) ape skulls.

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