Chemistry, 11.03.2021 23:10 tynitenaire
• How is mass of and element related to the mass of a compound?
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Which statement describes the phase change that occurs when dry ice is placed in an open container at room temperature?
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How many moles are in 4.6 x 10^19 atoms? *#27 is the question
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Chemistry, 23.06.2019 23:30
Which of the following is not a difference between a compound and a mixture? 1 some mixtures are homogenous, while others are heterogeneous. all compounds are homogeneous. 2 mixtures are homogeneous while compounds are heterogeneous. 3 no chemical bonding occurs between the components of a mixture. the properties of atoms and molecules are not changed when they become part of a mixture. 3 mixtures can be separated by physical means, for example, straining, filtering, or evaporation. 4compounds can only be separated into their constituent atoms by chemically breaking bonds.
Answers: 2
• How is mass of and element related to the mass of a compound?...
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