Chemistry, 28.09.2019 01:30 madeleine1102
An unknown compound contains only c, h, and o. combustion of 8.50 g of this compound produced 20.0 g co2 and 5.46 g h2o. what is the empirical formula of the unknown compound?
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Chemistry, 22.06.2019 00:30
What is the most stable monatomic ion formed from nitrogen
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Chemistry, 22.06.2019 12:00
Ican determine the molar mass of an element by looking on the under the atomic mass for the element. for example the molar mass of phosphorus is 30.974 grams/mole. avogadro’s number tells me the amount of representative particles in 1 mole of any substance. this means 12.011 gram sample of carbon and a 32.0 gram sample of sulfur have the same number of atoms.
Answers: 1
Chemistry, 22.06.2019 14:30
An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.
Answers: 3
An unknown compound contains only c, h, and o. combustion of 8.50 g of this compound produced 20.0 g...
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