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Chemistry, 22.06.2019 08:00, gomezyonathan93
An observation that requires measurement is called quantitative observable or qualitative
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Chemistry, 23.06.2019 01:00, MrTeriffic
Imagine if during the cathode ray experiment, the size of the particles of the ray was the same as the size of the atom forming the cathode. which other model or scientific observation would have also been supported? 1. this would support dalton's postulates that proposed the atoms are indivisible because no small particles are involved. 2. this would support bohr's prediction about electrons moving in orbits having specific energy. 3. this would support bohr's prediction about electrons being randomly scattered around the nucleus in the atom. 4. this would support dalton's postulates that proposed that atoms combine in fixed whole number ratios to form compounds.
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Chemistry, 23.06.2019 01:30, babygirl091502
In what way do investigations build scientific knowledge? the results of investigations lead to questions that cannot be tested. they reflect the opinions and social values of scientists, ensuring valid information. the results of investigations lead to new questions, which lead to new investigations. they are not influenced by the research of earlier scientists, so they are able to address gaps in understanding. i
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2. Calculate the mass of 10 mL of 5 mol/dm of acetone and the associated molality...
Mathematics, 23.02.2021 04:00
Mathematics, 23.02.2021 04:00
Mathematics, 23.02.2021 04:00
Mathematics, 23.02.2021 04:00
Mathematics, 23.02.2021 04:00