Chemistry, 11.07.2019 16:30, shan8747

Which of the following is true regarding the speed of earthquake waves?

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Chemistry, 22.06.2019 09:00, triddi666

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Chemistry, 22.06.2019 13:30, ayoismeisalex

Astudent is trying to create a table that compares hypotheses, theories, and laws. hypothesis theory law do scientific researchers formulate it? yes yes yes does it explain why things happen? yes yes no yes yes yes is it used to make predictions? no yes yes which of the following questions would most likely fill the blank in the table? is it an intelligent guess? is it newly formulated? is it based on observations? has it been proved?

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Chemistry, 22.06.2019 14:10, Kigarya

Aconcentrated solution of ammonia is 14.8m and has a density of 0.899g/l. what is the concentration of ammonia in this solution in weight percent (%w/w)?