Answers: 1
Chemistry, 22.06.2019 01:40
Darla claims that the first periodic table developed by mendeleev was not completely accurate, so it is not useful at all. harmony argues that it establish the periodic table we use today, making it more credible. who is correct and why? darla is correct, because a model that has any mistakes should be thrown out. darla is correct, because a good model would not need to change. harmony is correct, because mendeleevās model had all of the information correct in the first version. harmony is correct, because mendeleevās model made predictions that came true.
Answers: 1
Chemistry, 22.06.2019 02:00
For each of the following types of reactions, write a general reaction formula in the symbolic formāfor example, a + b ā ab. single-displacement double-displacement synthesis decomposition
Answers: 1
Chemistry, 22.06.2019 03:10
Between 2014 and 2016, more than 25,000 children in flint, michigan, drank water that was contaminated with lead from lead pipes. during this time, the city claimed the water was safe to drink. which of these actions could the city have taken to ensure that the drinking water was free from lead?
Answers: 3
Chemistry, 22.06.2019 04:30
Both josef loschmidt and amedeo avogadro contributed to our understanding of basic molecular numbers, sizes, and reaction ratios. neither scientist discovered āavogadroās numberā in the form we use it today (6.02 x 10 23). still, thereās a controversy over the name. research the contributions from these two scientists and read about how avogadroās number got its name. briefly state what you think this number should be called, providing key details of each scientistās contributions to this concept and a solid rationale for your case in naming the number.
Answers: 2
What is the mass in grams of 19.86 mL of acetone...
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