Chemistry, 08.10.2019 21:30 matthew6889
A0.271g sample of an unknown vapor occupies 294ml at 140c and 874mmhg. the emperical formula of the compound is ch2. how many moles of co2 would be formed if 3moles of the compound react with oxygen?
Answers: 1
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Calculate the mass of silver needed to react with chlorine to produce 126g if silver chloride?
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Which of the following is not a characteristic of a hydrogen bond? 1. it is responsible for the unusual physical properties of water. 2. it is weaker than a covalent bond. 3. it is stronger than other dipole-dipole interactions. 4. it can occur when hydrogen is covalently bound to very electronegative elements liks f, cl, br and i.
Answers: 1
A0.271g sample of an unknown vapor occupies 294ml at 140c and 874mmhg. the emperical formula of the...
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