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Chemistry, 21.06.2019 23:00
Plz choose one of the compounds from the table and explain how you know the numbers of atoms in your formula. is it possible for two different compounds to be made from the exact same two elements? why or why not? with a limited number of elements (less than 120 are known), does this mean we also have a small number of compounds or do we have a large number of compounds in this world?
Answers: 1
Chemistry, 22.06.2019 14:00
What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?
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Chemistry, 22.06.2019 17:30
A650 ml sodium bromine solution has a bromide ion concentration of 0.245 m. what is the mass (g) of sodium bromide in solution? a) 103.b)0.00155.c)16400.d) 16.4.e) 0.159
Answers: 2
Chemistry, 22.06.2019 21:00
How many neutrons does an element have if its atomic number is 50 and its mass number is 166
Answers: 1
It has been recorded that good sweet tea has a density of 1.40 g/ml...
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