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Steel is an example of a pure substance because it is made up of two different metals melted together. True False
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Explain what happens at the saturation point when adding salt to water at room temperature.
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Describe at least two advantages and two disadvantages of using hydropower as a source of energy.
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Which statement characterizes synthetic polymers? a. they come from animals and plants. b. they are found in nature. c. they are made in a lab. d. they are components of starch.
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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.
Answers: 1
Steel is an example of a pure substance because it is made up of two different metals melted togethe...
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