Order the steps of the experiment below according to the scientific method.
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Paul calculated the average time to dissolve each substance in each temperature.
Paul tried dissolving several different substances in both cold and hot water, timing how long it took to dissolve each substance.
Paul reported that for all substances the hot water dissolved it faster.
Paul noticed that sugar dissolved almost instantly when added to hot tea.
Paul thought that the higher the temperature of water the faster it dissolved materials.
1
Paul compared the graphs of cold water dissolving substances to the graphs of hot water dissolving substance.
Paul decided to redo his experiment at several different temperatures.
Answers: 2
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The air that we breath is made mostly of which gaseous molecule
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Carbon is allowed to diffuse through a steel plate 15 mm thick. the concentrations of carbon at the two faces are 0.65 and 0.30 kg c/m^3 fe, which are maintained constant. if the preexponential and activation energy are 6.2 x 10-7 m2 /s and 80,000 j/mol, respectively, compute the temperature at which the diffusion flux is 1.43 x 10^-9 kg/m^2 -s.
Answers: 3
Physics, 22.06.2019 11:00
Which of the following are guidelines to follow for obtaining accurate observations
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Physics, 22.06.2019 16:30
In a hydrogen molecule there are a total of four charges, 2 protons in the two nuclei, and 2 electrons. how many unique charge-pairs are there (without double counting)?
Answers: 3
Order the steps of the experiment below according to the scientific method.
Question 7 options:
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